Hofmann J, Guardado J, Keifer M, Wesseling C. Mortality among a cohort of banana plantation workers in Costa Rica. Int J Occup Environ Health. 2006 Oct-Dec;12(4):321-8. PMID: 17168219

Rodriguez T, Younglove L, Lu C, Funez A, Weppner S, Barr DB, Fenske RA. Biological monitoring of pesticide exposures among applicators and their children in Nicaragua. Int J Occup Environ Health. 2006 Oct-Dec;12(4):312-20. PMID: 17168218

Lu C, Rodriguez T, Funez A, Irish RS, Fenske RA. The assessment of occupational exposure to diazinon in Nicaraguan plantation workers using saliva biomonitoring. Ann N Y Acad Sci. 2006 Sep;1076:355-65. PMID: 17119215

McCauley LA, Anger WK, Keifer M, Langley R, Robson MG, Rohlman D. Free in PMC Studying health outcomes in farmworker populations exposed to pesticides. Environ Health Perspect. 2006 Jun;114(6):953-60. Review.PMID: 16760000

Elgethun K, Yost MG, Fitzpatrick CT, Nyerges TL, Fenske RA.  Comparison of global positioning system (GPS) tracking and parent-report diaries to characterize children's time-location patterns. J Expo Sci Environ Epidemiol. 2006 Jun 14;  PMID: 16773123

Lu C, Toepel K, Irish R, Fenske RA, Barr DB, Bravo R. Organic diets significantly lower children's dietary exposure to organophosphorus pesticides. Environ Health Perspect. 2006 Feb;114(2):260-3. PMID: 16451864

Fenske RA. State-of-the-art measurement of agricultural pesticide exposures. Scand J Work Environ Health. 2005;31 Suppl 1:67-73; discussion 63-5. Review. PMID: 16190151

Fenske RA, Lu C, Curl CL, Shirai JH, Kissel JC. Biologic monitoring to characterize organophosphorus pesticide exposure among children and workers: an analysis of recent studies in Washington State. Environ Health Perspect. 2005 Nov;113(11):1651-7. PMID: 16263526

Carden A, Yost MG, Fenske RA. Noninvasive method for the assessment of dermal uptake of pesticides using attenuated total reflectance infrared spectroscopy. Appl Spectrosc. 2005 Mar;59(3):293-9. PMID: 15901309

Weppner S, Elgethun K, Lu C, Hebert V, Yost MG, Fenske RA. The Washington aerial spray drift study: children's exposure to methamidophos in an agricultural community following fixed-wing aircraft applications. J Expo Sci Environ Epidemiol. 2006 Sep;16(5):387-96. Epub 2005 Oct 12.
PMID: 16249796

Thetkathuek A, Keifer M, Fungladda W, Kaewkungwal J, Padungtod C, Wilson B, Mankhetkorn S. Spectrophotometric determination of plasma and red blood cell cholinesterase activity of 53 fruit farm workers pre- and post-exposed chlorpyrifos for one fruit crop. Chem Pharm Bull (Tokyo). 2005 Apr;53(4):422-4. PMID: 15802843

Fenske RA, Bradman A, Whyatt RM, Wolff MS, and Barr DB, Lessons Learned for the Assessment of Children's Pesticide Exposure: Critical Sampling and Analytical Issues for Future Studies. NIEHS Child Center monograph. Environ Health Perspect. 2005. (pdf)

Curl CL, Fenske RA, Elgethun K. Organophosphorus pesticide exposure of urban and suburban pre-school children with organic and conventional diets. Environ Health Perspect. 2003;111:377-382. (pdf)

Elgethun K, Fenske RA, Yost MG, Palcisko GJ. Time-location analysis for exposure assessment studies of children using a novel global positioning system instrument. Environ Health Perspect. 2003;111:115-122. (pdf)

Fenske RA, Curl CL, Kissel JC. The effect of the 14-day agricultural restricted entry interval on azinphosmethyl exposures in a group of apple thinners in Washington State. Regulatory Toxicol Pharmacol. 2003;38:91-97.

Thompson B, Coronado GD, Grossman JE, Puschel K, Solomon CC, Islas I, Curl CL, Shirai JH, Kissel JC, Fenske RA. Pesticide take-home pathway among children of agricultural workers: study design, methods, and baseline findings. J Occup Environ Med. 2003;44(11):42-53.

Beaudet N, Brodkin C, Stover B, Daroowalla F, Flack J, Doherty D. Crab allergen exposures aboard five crab-processing vessels. AIHA Journal. 2002;63:605-609.

Curl CL, Fenske RA, Kissel JC, Shirai JH, Moate TF, Griffith W, Coronado G, Thompson B. Evaluation of take-home organophosphorus pesticide exposure among agricultural workers and their children. Environ Health Perspect. 2002;110:787-792. (pdf)

Durand K, Muilenberg M, Burge H, Seixas N. Effect on sampling time on the culturability of airborne fungi and bacteria sampled by filtration. Ann Occ Hyg. 2002;46:113-118.

Fenske RA, Kedan G, Lu C, Fisker-Andersen JA, Curl CL. Assessment of organophosphorus pesticide exposures in the diets of preschool children in Washington State. J Exposure Analysis Environ Epidemiol. 2002;12:21-28.

Fenske RA, Lu C, Barr DB, Needham LL. Children’'s exposure to chlorpyrifos and parathion in an agricultural community in central Washington State. Environ Health Perspect. 2002;110(5):549-553. (pdf)

Fenske RA, Birnbaum SG, Methner MM, Lu C, Nigg HN. Fluorescent tracer evaluation of chemical protective clothing during pesticide applications in central Florida citrus groves. J Ag Safety and Health. 2002;8(3):319-331.

Koch D, Lu C, Jolley L, Fisker-Andersen JA, Fenske RA. Temporal association of children’s pesticide exposure and agricultural spraying: report of a longitudinal biological monitoring study. Environ Health Perspect. 2002;110(8):829-833. (pdf)

Lu C, Knutson DE, Fisker-Anderson J, Fenske RA. Biological monitoring survey of organophosphorus pesticide exposure among pre-school children in the Seattle metropolitan area. Environ Health Perspect. 2002;109:299-303.

Miranda J, McConnell R, Lundberg I, Delgado E, Cuadra R, Keifer M, Wesseling C, Torres E. Cutaneous vibrotactile thresholds after acute intoxications with organophosphate insecticides. I J Occup Environ Health. 2002;8(3):212-219. (pdf)

Moate TF, Furia M, Curl C, Muniz  JF, Jyu J, Fenske RA. Size exclusion chromatographic cleanup for GCMS determination of organophosphorus pesticide residues in household and vehicle dust. J AOAC International. 2002;85:36.

Denovan LA, Lu C, Hines CJ, Fenske RA. Saliva biomonitoring of atrazine exposure among herbicide applicators. International Arch Occup Environ Health. 2000;73(7):457-462.

Doran EM, Yost MG, Fenske RA. Measuring dermal exposure to pesticide residues with attenuated total reflectance fourier transform infrared (ATR-FTIR) spectroscopy. Bull Environ Contam Toxicol. 2000;64(5):666-672.

Faustman EM, Silbernagel SM, Fenske RA, Burbacher TM, Ponce RA. Mechanisms underlying children’s susceptibility to environmental toxicants. Environ Health Persp. 2000;108(1):13-21.

Fenske RA, Kissel JC, Lu C, Kalman D, Simcox N, Allen E, and Keifer M. Biologically based pesticide dose estimates for children in an agricultural community. Environmental Health Perspectives. 2000;108(6):1-6.

Fenske RA, Kissel JC, Kalman D, Simcox NJ, Keifer MC, Lu C, Allen E. Biologically based pesticide dose estimates for children in an agricultural community. Environ Health Perspect. 2000;108(6):515-520.

Fenske RA, Lu C, Simcox NJ, Loewenherz C, Touchstone J, Moate TF, Allen EH, Kissel JC. Strategies for assessing children's organophosphorus pesticide exposures in agricultural communities. J Exp Anal Environ Epid. 2000;10:662-671.

Kissel JC, Fenske RA. Improved estimation of dermal pesticide dose to agricultural workers upon reentry. Appl Occup Environ Hyg. 2000;15(3):1-7.

Lu C, Fenske RA, Simcox NJ, Kalman D. Pesticide exposure of children in an agricultural community: evidence of household proximity to farmland and take home exposure pathways. Environ Res. 2000;84:290-302.

Simcox NJ, Camp J, Kalman D, Stebbins A, Bellamy, Lee I, Fenske RA. Farmworker exposure to organophosphorus pesticide residues during apple thinning in central Washington State. Am Ind Hyg Assoc J. 1999;60:752-761. (pdf)

Fenske RA, Schulter C, Lu C, Allen E. Incomplete removal of the pesticide captan from skin by standard handwash exposure assessment procedures. Bull Environ Contam Toxicol. 1998;61:194-201.

Karr C, Keifer M, Miller M. Field-based monitoring of agricultural workers for overexposure to cholinesterase-inhibiting pesticides: evaluation of a trial program. J of Agromedicine. 1998;5(4)35-47.

Lu C, Fenske RA. Air and surface chlorpyrifos residues following residential broadcast and aerosol pesticide applications. Env Science Technol. 1998;32:1386-1390.

Fenske RA: Pesticide exposure assessment of worker and their families. Occupational Medicine State of the Art Reviews. 1997;12(2):221-237.

Loewenherz C, Fenske RA, Simcox NJ, Bellamy G, Kalman D. Biological monitoring of organophosphorus pesticide exposure among children of agricultural workers. Environ Health Persp. 1997;105:1344-1353.

Methner MM, Fenske RA: Pesticide exposure during greenhouse applications, Part III. Variable exposure due to ventilation conditions and spray pressure. Appl Occ Environ Hyg. 1996;11:174-180.

Simcox NJ, Fenske RA, Wolz S, Lee I-C, Kalman D. Pesticides in housedust and soil: exposure pathways for children of agricultural families. Environ Health Persp. 1995;103:1126-1134.

McConnell R, Keifer M, Rosenstock L. Elevated quantitative vibrotactile threshold among workers previously poisoned with methamidophos and other organophosphate pesticides. Am J Industrial Med. 1994;25(3):325-335.

Methner MM, Fenske RA. Pesticide exposure during greenhouse applications, Part I. Dermal exposure reduction due to directional ventilation and worker training. Appl Environ Occup Hyg. 1994;9:560-566.

Methner MM, Fenske RA. Pesticide exposure during greenhouse applications, Part II. Chemical permeation through protective clothing in contact with treated foliage. Appl Environ Occup Hyg. 1994;9:567-574.

Neitzel R, Yost M. Task-based assessment of occupational vibration and noise exposures in forestry workers. AIHA Journal. 2001;63:617-627. (pdf)

Neitzel R, Yost M. Task-based assessment of occupational vibration and noise exposures in forestry workers. AIHA Journal. 2001;63:617-627. (pdf)

Miranda J, Lundberg I, McConnell R, Delgado E, Cuadra R, Torres E, Wesseling C, Keifer M. Onset of Grip- and pinch- strength impairment after acute poisonings with organophosphate insecticides. Int J Occup Environ Health. 2002;8(1):19-26.

Wesseling C, Keifer M, Ahlbom A, McConnell R, Moon J-D, Rosenstock L, Hogestedt C. Long-term Neurobehavioral effects of mild poisonings with organophosphate and n-methyl Carbamate Pesticides among banana workers. Int J Occup Environ Health. 2002;8(1):27-34. (pdf)

Engel L, Checkoway H, Keifer M, Seixas N, Longstreth W, Anger K, Camicioli R. Parkinsonism and occupational exposure to pesticides. Occup Environ Med. 2001;8(9):582-9.

McConnell R, Delgado E, Cuadra R, Torres E, Keifer M, Almend J, Miranda J, Lotti M, Moretto A, El-Fawal H, Wolff M, Simpson D, Lundberg I. Organophosphate neuropathy due to methamidophos: biochemical and neurophysiologic markers. Ach Tox. 1999;73(6):296-300.

Engel LS, Keifer MC, Checkoway H, Robinson LR, Vaughan TL. Neurophysiological function in farm workers exposed to organophosphate pesticides. Arch Environ Health. 1998;53(1):7-13.

Keifer MC, Mihuran RK. Chronic neurological effects of pesticide overexposure. Occupational Medicine State of the Art Reviews. 1997;12(2):291-304.

Fiedler N, Kipen H, Kelly-McNeil K, Fenske RA. Long-term use of organophosphates and neuropsychological performance. Am J Ind Med. 1997;32:487-496.

Keifer MC (ed). Human Health Effects of Pesticides. Occupational Medicine State of the Art Reviews. 1997:12(2).

Davies H, Richter R, Keifer MC, Broomfield CA, Furlong CE. The effect of the human serum paraoxonase polymorphism is reversed with diazoxon, soman and sarin. Nature Genetics. 1996;14:334-336.

Burgess JL, Morrissey B, Keifer M, Robertson WO. Fumigant-related illnesses: Washington States’s five-year experience. Journal of Toxicology Clinical Toxicology. 2000;38:7-14.

Burgess JL, Brodkin CA, Daniell WE, Pappas GP, Keifer M, Stover BD, Edland SD, Barnhart S. Longitudinal decline in measured firefighter single-breath diffusing capacity of carbon monoxide values. A respiratory surveillance dilemma. Am J Respir Crit Care Med. 1999;159(1):119-24.

Hofmann J, Snyder K, Keifer M. A descriptive study of workers' compensation claims in Washington State orchards. Occup Med (Lond). 2006 Jun;56(4):251-7. Epub 2006 Apr 20.
PMID: 16627546

Salazar MK, Keifer M, Negrete M, Estrada F, Synder K.  Occupational risk among orchard workers: a descriptive study. Fam Community Health. 2005 Jul-Sep;28(3):239-52. PMID: 15958882

Fenske RA, Hidy A, Morris SL, Harrington MJ, Keifer MC. Health and safety hazards in Northwest agriculture: setting an occupational research agenda. Am J Ind Med. 2002;2:62-7.

Fenske RA, Harrington M. Forest Safety: Developing an Occupational Research Agenda for Northwest Forestlands. Proceedings of the Summit 2000: Washington Private Forest Forum. University of Washington College of Forest Resources, Seattle WA, 2000.

Snyder K. Risk Perception and Resource Security for Female Agricultural Workers.
Socioeconomic Aspects of Human Behavioral Ecology Research in Economic Anthropology, 2004; (23) 271-292.

Fenske RA. Incorporating health and ecological costs into agricultural production [editorial]. Environ Health Perspect. 2002;110(5):A228-229.

Fenske RA, Simcox NJ. Agricultural Workers. In:  Levy B & Wegman D, eds. Occupational Health (4th ed.) Boston, MA: Little, Brown and Co; 1999.

Elkind P, Carlson J, Schnabel B. Agricultural hazards reduction through stress management. Journal of Agromedicine. 1998;5(2):23-31.

Weyrauch KF, Boiko PE, Keifer M. Building informed consent for cholinesterase monitoring among pesticide handlers in Washington State. Am J Ind Med. 2005 Sep;48(3):175-81. PMID: 16094612

Doran EM, Fenske RA, Kissel JC, Curl CL, Simcox NJ. Impact of dermal absorption factors in occupational exposure assessment: comparison of two models for agricultural reentry worker exposure to azinphosmethyl. Appl Occup Environ Hyg. 2003;18(9):669-677. (pdf)

Colt JS, Engel LS, Keifer MC, Thompson ML, Zahm SH. Comparability of data obtained from migrant farmworkers and their spouses on occupational history. Am J Ind Med. 2001;40(5):523-30.

Engel LS, Keifer MC, Thompson ML, Zahm SH. Test-retest reliability of an icon/calendar-based questionnaire used to assess occupational history. Am J Ind Med. 2001;40(5):512-22.

Engel LS, Keifer MC, Zahm SH. Comparison of a traditional questionnaire with an icon/calendar-based questionnaire to assess occupational history. Am J Ind Med. 2001;40(5):502-11.

Zahm SH, Colt JS, Engel LS, Keifer MC, Alvarado AJ, Burau K, Butterfield P, Caldera S, Cooper SP, Garcia D, Hanis C, Hendrikson E, Heyer N, Hunt LM, Krauska M, MacNaughton N, McDonnell CJ, Mills PK, Mull LD, Nordstrom DL, Outterson B,Slesinger DP, Smith MA, Stallones L, Stephens C, Sweeney A, Sweitzer K, Vernon SW, Blair A. Development of a life events/icon calendar questionnaire to ascertain occupational histories and other characteristics of migrant farmworkers. Am J Ind Med. 2001;40(5):490-501.

Fenske RA, Simcox NJ, Camp JE, Hines CJ. Comparison of three methods for assessment of hand exposure to azinphos-methyl (guthion) during apple thinning. Appl Occup Environ Hyg. 1999;14:618-623.(pdf)

Lu C, Fenske RA. Dermal transfer of pesticide residues from treated surfaces: comparison of hand press, hand drag, wipe and PUF roller measurements following residential flea control applications. Environ Health Perspect. 1999;107:463-467.

Moate T, Lu C, Fenske RA, Hahne R, Kalman D. Improved cleanup and determination method of dialkyl phosphates in the urine of children exposed to organophosphorous insecticides. J. Anal. Toxicol. 1999;23:230-236.

Keifer M. The clinical laboratory in the diagnosis of overexposure to agrochemicals. Laboratory Medicine. 1998;29(11):689-695.

Kissel JC, Shirai JH, Richter KY, Fenske RA. Empirical investigation of hand-to-mouth transfer of soil. Bull Environ Contam Toxicol. 1998;60:379-386. (pdf)

Kissel JC, Shirai JH, Richter KY, Fenske RA. Investigation of dermal contact with soil in controlled trials. J Soil Contam. 1998;7:737-752.

Lu C, Anderson LC, Morgan MS, Fenske RA. Salivary concentrations of atrazine reflect free atrazine plasma levels in rats. J Toxicol Environ Health. 1998;53:283-292.

Miller M, Keifer M. Cholinesterase monitoring as a predictor for overexposure to pesticides. Streamline. 1998;3(3):1-2.

Keifer MC, Howard E: Appendix: General Pesticide Information on the Worldwide Web. Occupational Medicine State of the Art Reviews. 1997;12(2):399-401.

Keifer MC, Arne KH: Toxicity Testing of Pesticides Sold in the United States. Occupational Medicine State of the Art Reviews. 1997;12(2):365-370.

Fenske RA, Birnbaum SG. Second generation video imaging technique for assessing dermal exposure (VITAE System). Am Ind Hyg Assoc J. 1997;58(9):636-645. (pdf)

Lu C, Fenske RA, Anderson LC. Determination of atrazine levels in whole saliva and plasma in rats: potential of salivary monitoring for occupational exposure. J Toxicol Environ Health. 1997;50:101-111.

Lu C, Anderson LC, Morgan MS, Fenske RA. Correspondence of salivary and plasma concentrations of atrazine in rats under variable salivary flow rate and plasma concentration. J Toxicol Environ Health. 1997;52:317-329.

Yuknavage K, Fenske R, Kalman D, Keifer M, Fulong C. Simulated dermal contamination with capillary samples and field cholinesterase biomonitoring. Journal of Toxicology and Environmental Health. 1997;51:35-55.

Zahm SH, Blair A, and the Farm Workers Epidemiology Research Group (Keifer, M, member). Cancer feasibility studies among migrant farm workers. Am J Industrial Medicine. 1997;32:301-302.

Kissel JC, Richter KY, Fenske RA: Investigation of factors affecting soil adherence to skin using a hand-press technique. Bull Environ Contam Toxicol. 1996;56:722-728.

Amaya A, Keifer M, McConnell R. EQM testmate OP cholinesterase kit - comment. Occupational and Environmental Medicine. 1996;53:358.

Black KG, Fenske RA. Dislodgeability of chlorpyrifos and fluorescent tracer residues on turf: a comparison of wipe and foliar wash sampling techniques. Arch Environ Contam Toxicol. 1996;31:563-570.

Kissel JC, Richter KY, Fenske RA. Field measurement of dermal soil loading attributable to various activities: implications for exposure assessment. Risk Analysis. 1996;16:115-125.

Fenske RA. Dermal exposure assessment techniques. Annals Occup Hyg. 1993;37:687-706.

Rosenstock L, Daniell W, Barnhart S, Stover B, Castorina J, Mason S, Heyer N, Hubbard R, Kaufman J, Brodkin C, Keifer M. The ten-year experience of an academically affiliated occupational and environmental medicine clinic. West J Med. 1992;157:425-429.

Foss CR, Allen EH, Fenske RA, Ramsey CA. Comparison of live skit and video delivery styles using presentations with and without fluorescent tracer dyes at pesticide applicator training for promotion of self-protection from dermal exposure. Journal of Pesticide Safety Education. 2003;4:1-9. (pdf)

Elkind P. Theater as a mechanism for increasing farm health and safety knowledge. Am J of Ind Med Sup. 2002;3:1-9.

Keifer M. Effectiveness of interventions in reducing pesticide overexposure and poisonings. Am J Prev Med. 2000;18:80-89.