NLM Classification Schedule WA

QS QT QU QV QW QX QY QZ W WA WB WC WD WE WF WG WH WI WJ WK WL WM WN WO WP WQ WR WS WT WU WV WW WX WY WZ

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WA Public Health
	WA 1-106 Reference Works. General Works
	WA 108-245 Preventive Medicine
	WA 250-295 Accident and Injury Prevention
	WA 300-395 Health Problems of Special Population Groups
	WA 400-495 Occupational Medicine, Health and Hygiene
	WA 525-590 Health Administration and Organization
	WA 670-847 Sanitation. Environmental Control
	WA 670-674 General Sanitation and Environmental Control
	WA 675-690 Water
	WA 695-722 Food
	WA 730-744 Drugs. Cosmetics
	WA 750-776 Air. Noise
	WA 778-790 Waste
	WA 795-830 Housing. Buildings. Public Facilities
	WA 840-847 Mortuary Practice
	WA 900-950 Statistics. Surveys
	Reference Works. General Works

WA 1	Societies (Cutter from name of society) (Used for both monographs and serials)
	Include ephemeral membership lists issued serially or separately. Classify substantial lists with directories. Classify annual reports, journals, etc., in W1.

WA 4	Works on general hygiene (including in one volume personal hygiene, public health, etc.)
	Classify general works on public health in WA 100.
	Collected works (General)
WA 5	By several authors
WA 7	By individual authors

WA 9	Addresses. Essays. Lectures (General)

WA 11	History (Table G)
WA 11.1	General coverage (Not Table G)

WA 13	Dictionaries. Encyclopedias (Used for both monographs and serials)

WA 15	Classification. Terminology (Used for both monographs and serials)

WA 16	Tables. Statistics
	Use for serials only; for monographs, use WA 900.

WA 17	Atlases. Pictorial works

WA 18	Education
	Classify here works about education.

WA 18.2	Educational materials (Used for both monographs and serials)
	Classify here educational materials, e.g., outlines, questions and answers, programmed instruction, catalogs, computer-assisted instruction, etc., regardless of format. Classify textbooks, regardless of format, by subject.

WA 19	Schools, colleges, and specialized departments and facilities (Used for both monographs and serials)
	Classify courses of study, college catalogs, etc., in W 19.5.

WA 20.5	Research (General)
	Classify here works about research in general. Classify research limited to a particular subject with the subject.

WA 21	Public health as a profession. Ethics. Peer review

WA 22	Directories (Table G) (Used for both monographs and serials)
WA 22.1	General coverage (Not Table G) (Used for both monographs and serials)
	Laboratories, institutes, etc.
WA 23	Collective
WA 24	Individual (Cutter from name of institution)

WA 25	Laboratory manuals. Technique

WA 26	Equipment and supplies
	Classify catalogs in W 26. Classify works on safety equipment in general in WA 260; on industrial safety equipment in WA 485.

WA 26.5	Informatics. Automatic data processing. Computers (General)
	Classify works on use for special subjects by subject.
	Museums, exhibitions, etc.
WA 27	Collective
WA 28	Individual (Cutter from name of museum or exhibit)

WA 30	Socioeconomic factors in public health (General)
	Classify works on rural health and hygiene in WA 390; on urban health and hygiene in WA 380.
WA 30.5	Environmental medicine. Environmental illness
WA 31	Social medicine. Medical sociology

WA 32	Laws (Table G) (Used for both monographs and serials)
	Classify pure food laws in WA 697.
WA 32.1	General coverage (Not Table G) (Used for both monographs and serials)
WA 33	Discussion of law (Table G) (Used for both monographs and serials)
WA 33.1	General coverage (Not Table G) (Used for both monographs and serials)

WA 39	Handbooks. Resource guides (Used for both monographs and serials)

WA 54	Registration and certification of the dead

WA 55	Registration of notifiable diseases

WA 100	General works

WA 105	Epidemiology
	Classify works on the specialty and on the specialty and methods here. Classify works on epidemiologic methods alone in WA 950. Classify statistics in WA 900.
WA 106	Disease reservoirs
	Preventive Medicine

WA 108	Preventive health services. Preventive medicine (General)

WA 110	Prevention and control of communicable diseases. Transmission of infectious diseases
	Classify works on immunological aspects in QW 700; on parasitological aspects of insect control in QX 600; on control of sexually transmitted diseases in WC 142.
WA 115	Immunization
	Classify works on public health aspects of immunization here. Classify works on immunological aspects in QW 800-815.
WA 230	Quarantine
	Classify material on laws in WA 32-33.
WA 234	Port and maritime quarantine

WA 240	Disinfection. Disinfestation. Pesticides (Including diseases caused by)
	Classify works on immunological aspects in QX 650. Classify works on ectoparasitic infestations and disinfestations in WC 900.

WA 243	Diagnostic services
	Classify works on mass chest X-ray in WF 225; on mobile health units in WX 190.
WA 245	Mass screening. Multiphasic screening
	Accident and Injury Prevention

WA 250	General works
	Classify works on occupational accidents and their prevention in WA 485.

WA 260	Protective devices (General)

WA 275	Traffic accidents. Public health aspects of driving

WA 288	Accidents in the home, office, etc. Consumer protection and product safety (General)
	Include works on household articles and products as causes of accidents

WA 292	First aid in illness and injury, e.g., Bandaging. Minor injuries
	Classify works on resuscitation in anesthesiology in WO 250; on resuscitation of the newborn in WQ 450. Classify military first aid manuals in UH 396.

WA 295	Disasters. Disaster medicine. Rescue work. Terrorism
	Works on preparedness, response, and rescue in major public health emergencies are classified here. Classify disaster planning in hospitals in WX 185. Classify hospital emergency service in WX 215.
	Health Problems of Special Population Groups

WA 300	Health issues of special population groups (Table G)
	Classify here general works on diseases generally associated with particular ethnic groups in WB 720. Include here works on particular groups not elsewhere classified.
WA 300.1	General coverage (Not Table G)

WA 305	Mental health of special population groups (Table G)
	Classify works on particular diseases in WM. Cf. WM 105 for general works on mental health.
WA 305.1	General coverage (Not Table G)

WA 306	Men's health

WA 308	Family health
	Cf. W 89 Family practice as a specialty; WB 110 for works for the family doctor.

WA 309	Women's health (Table G)
	Cf. WA 491 Protection of women in the workplace.
WA 309.1	General coverage (Not Table G)

WA 310	Maternal welfare. Maternal and child welfare. Maternal health services (Table G)
WA 310.1	General coverage (Not Table G)

WA 320	Child welfare. Child health services

WA 325	Child abuse
	Classify works on the psychological effect on the child WS 350, etc.; on adult survivors of child abuse at WM 167.

WA 330	Adolescent health services

WA 350	School health and hygiene services. School dental health services
	Classify works on diseases of school children in WS. Cf. WU 113 for dental hygiene.
WA 351	Universities and colleges

WA 352	School mental health services
	Classify works on diseases in WM.
WA 353	Universities and colleges

WA 360	Veterans health

WA 380	Urban health and hygiene
	Cf. WA 546 Local health administration.

WA 390	Rural health and hygiene
	Classify agricultural workers' diseases in WA 400.

WA 395	Health in developing countries
	Occupational Medicine, Health and Hygiene

WA 400	General works (including occupational diseases)
	Classify works on particular diseases by system, etc. Cf. WF 405 Tuberculosis in the workplace; WR 600 Occupational dermatitis; WW 505 Occupational ophthalmology.

WA 412	Medical and dental services

WA 420	Violence in the workplace (General or not elsewhere classified)
	Classify violence in health facilities at WX 185.

WA 440	Prevention and control of occupational diseases
WA 450	Air quality in the workplace
WA 465	Industrial poisons and poisoning (General)
	Classify works on toxicology of chemicals with no industrial health emphasis and on specific chemicals in QV 600-662; or if insecticides in WA 240.
WA 470	Illumination. Noise. Radiation. Vibration
WA 475	Occupational fatigue and its prevention

WA 485	Occupational accidents. Safety equipment

WA 487	Accidents in professional work
	Use only for works on professions not ordinarily considered industrial
WA 487.5	By occupation, A-Z
WA 487.5.A78	Art
WA 487.5.D4	Dancing
WA 487.5.F4	Firefighting
WA 487.5.H4	Health Personnel

WA 491	Women's occupational health
	Cf. WA 309 Women's health.

WA 495	Occupational mental health services
	Health Administration and Organization

WA 525	General works

WA 530	International health administration (Table G)
WA 530.1	General coverage (Not Table G)

WA 540	National and state health administration (Table G)
WA 540.1	General coverage (Not Table G)

WA 541	Regional health planning (Table G)
WA 541.1	General coverage (Not Table G)

WA 546	Local health administration. Community health services (Table G)
WA 546.1	General coverage (Not Table G)

WA 550	Family planning services (Table G)
WA 550.1	General coverage (Not Table G)

WA 590	Health education
	Classify here works on informal health education (community, radio, etc.). Classify works on study and teaching of public health in WA 18; classify teachers' manuals on physiology and hygiene in QT 200.
	Sanitation. Environmental Control General Sanitation and Environmental Control

WA 670	General works

WA 671	Sanitary engineering. Environmental control (General)
	Classify works on extraterrestrial environment in WD 758; on sealed cabin ecology in WD 756.

WA 672	Inspection. Surveys (Table G)
	Classify works on inspection in particular areas by subject.
WA 672.1	General coverage (Not Table G)

WA 674	Military hygiene
	Water

WA 675	Water. Water supply. Sources
	Include works on sanitary aspects of ice and ice making here.
WA 686	Analysis
	Cf. QW 80 Water microbiology.
WA 687	Saline water conversion
WA 689	Pollution
	Classify works on radioactive pollution in WN 615; general works on industrial seawater pollution in WA 788; on pollution of bathing beaches in WA 820.
WA 690	Purification
	Food

WA 695	Food. Food supply. Food inspection
WA 697	Pure food laws
	Classify here food and drug laws discussed together. Classify works on drug laws alone in QV 32-33.
WA 701	Adulteration and contamination
	Classify works on radioactive contamination in WN 612.
WA 703	Fresh foods (Vegetables. Fruits. Eggs. Fish)
WA 707	Meat and poultry inspection
WA 710	Preserved foods (canned, dried, frozen, salted, smoked, etc.)
WA 712	Food additives
WA 715	Milk. Milk supply. Dairy products
WA 716	Analysis
WA 719	Pasteurization
WA 722	Fats. Oils. Margarine
	Drugs. Cosmetics

WA 730	Drugs. Drug adulteration and contamination. Pharmacies
	Classify here works on refrigeration of biological products. Classify works on fraud in QV 773; on drug legislation in QV 32-33.

WA 744	Cosmetics. Barber shops. Beauty salons
	Air. Noise

WA 750	Air sanitation and hygiene
WA 754	Pollution and pollutants
	Cf. QW 82 Air microbiology; WA 450 Industrial pollution. Classify works on radioactive pollutions and pollutants in WN 615. Classify works on agents used extensively in biochemistry or pharmacology in QU or QV.
WA 770	Ventilating. Heating
WA 774	Air conditioning
WA 776	Noise and noise abatement
	Waste

WA 778	Waste products. Waste disposal
WA 780	Refuse and garbage disposal
WA 785	Sewage disposal. Soil pollution
	Classify works on radioactive pollution and pollutants in WN 615.

WA 788	Hazardous waste. Industrial waste (including radioactive waste)
	Cf. WN 650 for general works on radiation safety.

WA 790	Medical waste. Dental waste
	Housing. Buildings. Public Facilities

WA 795	Housing

WA 799	Public buildings. Restaurants

WA 810	Public transportation

WA 820	Bathing beaches. Public baths. Swimming pools

WA 830	Toilet facilities
	Mortuary Practice

WA 840	Mortuary practice
WA 844	Embalming
WA 846	Burial. Cemeteries
WA 847	Cremation
	Statistics. Surveys

WA 900	Public health statistics (including narrative reports on health conditions and health surveys) (Table G)
	Classify mortality statistics here. Classify works on nutrition surveys in QU 146-146.1. Classify works on health care surveys in W 84.3. Classify works on dental surveys in WU 30.
WA 900.1	General coverage (Not Table G)

WA 950	Theory or methods of medical statistics. Epidemiologic methods
	Classify works on biometry in its broader sense in QH 323.5.