M et P Pharma   2 studies
M's Science Corporation   2 studies
M.D. Anderson Cancer Center   924 studies
M.V. Hospital for Diabetes   2 studies
Maasland Hospital   3 studies
Maastricht Radiation Oncology   40 studies
Maastricht University Medical Center   124 studies
Maaynei Hayesha Medical Center   5 studies
Mackay Base Hospital   1 study
Mackay Memorial Hospital   33 studies
Macquarie University, Australia   1 study
MacroChem Corporation   3 studies
MacroGenics   2 studies
MacuSight, Inc.   5 studies
Madaus, S.A.   7 studies
Madigan Army Medical Center   5 studies
Madrilenian Group of Cutaneous Lymphomas   1 study
Maharashtra University of Health Sciences   1 study
Mahatma Gandhi Institute of Medical Sciences   1 study
Mahidol University   46 studies
Maimonides Medical Center   17 studies
Main Line Health   1 study
Maine Center for Lipids and Cardiovascular Health   1 study
Maine Medical Center   8 studies
Maine Medical Center Research Institute   1 study
Mainz University   5 studies
Maisonneuve-Rosemont Hospital   7 studies
Makerere University   21 studies
Malamed   1 study
Malaria Vaccine and Drug Development Center   1 study
Malaysia Palm Oil Board   2 studies
Mallinckrodt   3 studies
Malmö University Hospital   16 studies
Manassas Internal Medicine   1 study
Manhattan Eye, Ear & Throat Hospital   15 studies
Manhattan Pharmaceuticals   3 studies
Manhattan Psychiatric Center   10 studies
Manhattan Vision Associates   1 study
Mannkind Corporation   31 studies
Mansoura University   6 studies
MANTA 1 Study Italian Collaborative Group   1 study
MAP Pharmaceuticals, Inc.   6 studies
Maquet Cardiovascular   3 studies
Maricopa Integrated Health System   1 study
Marien Hospital Wesel   2 studies
Marienkrankenhaus Soest   1 study
Marigot Ltd.   2 studies
Marinus Pharmaceuticals   4 studies
Mario Negri Institute for Pharmacological Research   26 studies
Maritime Heart Centre   1 study
Marjan Industria e Comercio ltda   1 study
Marmara University School of Medicine   2 studies
Marquette General Health System   1 study
Marshall Edwards Pty Limited   2 studies
Marshall Edwards, Inc   1 study
Marshall University   3 studies
Marshfield Clinic Research Foundation   2 studies
Martek Biosciences Corporation   8 studies
Martin Army Community Hospital   1 study
Martin-Luther-Universität Halle-Wittenberg   18 studies
Martini Hospital Groningen   1 study
Maruishi Pharmaceutical   2 studies
Mary Babb Randolph Cancer Center at West Virginia University Hospitals   1 study
Mary Crowley Medical Research Center   1 study
Mary M. Gooley Hemophilia Center   1 study
Maryland Department of Health and Mental Hygiene   2 studies
Maryland Medical Research Institute   1 study
Marywood University   2 studies
Masaryk University   1 study
Mashhad University of Medical Sciences   2 studies
Masimo Labs   1 study
Masonic Cancer Center, University of Minnesota   91 studies
Massachusetts Eye and Ear Infirmary   10 studies
Massachusetts General Hospital   479 studies
Massachusetts Institute of Technology   3 studies
Massey Cancer Center   15 studies
Materna Laboratories   1 study
Maternal-Infantil Vall d´Hebron Hospital   1 study
Maternite Regionale Universitaire   5 studies
Mathematica Policy Research, Inc.   1 study
Matino, James, M.D.   1 study
Matria Healthcare   1 study
Matrix Pharmaceutical   3 studies
Maulana Azad Medical College   2 studies
Mauna Kea Technologies   3 studies
Mauritius Research Council   1 study
Max-Planck-Institute of Experimental Medicine   1 study
Max-Planck-Institute of Psychiatry   5 studies
Maxim Pharmaceuticals   2 studies
Maxima Medical Center   2 studies
Maxygen ApS   1 study
Maxygen Holdings Ltd.   1 study
Maxygen, Inc.   1 study
Mayfield Clinic & Spine Institute   1 study
Mayo Clinic   479 studies
Mayo Clinical Trial Services   1 study
Mazor Surgical Technologies, Ltd.   1 study
Mbarara University of Science and Technology   2 studies
McGill University   35 studies
McGill University Health Center   47 studies
McGuire Research Institute   1 study
McLaughlin-Rotman Center for Global Health, University of Toronto   1 study
Mclean Hospital   36 studies
McMaster University   19 studies
McNeil Consumer & Specialty Pharmaceuticals, a Division of McNeil-PPC, Inc.   44 studies
MDRC   1 study
MDS Nordion   1 study
MDS Pharma Services   10 studies
Mead Johnson   13 studies
Meander Medical Center   3 studies
Mebiopharm Co., Ltd   1 study
MED Institute, Incorporated   8 studies
Med-El Corporation   4 studies
MEDA Pharma GmbH & Co. KG   12 studies
Meda Pharmaceuticals   12 studies
medac GmbH   6 studies
MedAppraise, Inc.   1 study
Medarex   28 studies
MedaSorb Technologies, Inc   1 study
Medecins Sans Frontieres   8 studies
MEDEX   1 study
Medgenics Medical Israel Ltd.   1 study
Medica Sur Clinic & Foundation   1 study
Medical Acoustics LLC   1 study
Medical Benefits Fund of Australia   1 study
Medical Carbon Research Institute, LLC   2 studies
Medical Center Alkmaar   10 studies
Medical Center Haaglanden   3 studies
Medical Center of Central Georgia   1 study
Medical Centre Leeuwarden   3 studies
Medical College of Georgia   14 studies
Medical College of Wisconsin   64 studies
Medical Compression Systems   1 study
Medical Corps, Israel Defense Force   3 studies
Medical Developments International Limited   1 study
Medical Enterprises Europe B.V.   1 study
Medical Expeditions Ltd   1 study
Medical Health Research Infrastructure Council, Australia   1 study
Medical Nutrition USA, Inc.   1 study
Medical Research Council   97 studies
Medical Research Council Laboratories, Gambia   19 studies
Medical Research Council of Canada   4 studies
Medical Research Council, South Africa   10 studies
Medical Research Foundation, Oregon   1 study
Medical Research Foundation, The Netherlands   9 studies
Medical Research Fund of the Tampere University Hospital, Finland   1 study
Medical Research Laboratories International   3 studies
Medical University Innsbruck   17 studies
Medical University of Cologne   1 study
Medical University of Gdansk   8 studies
Medical University of Graz   39 studies
Medical University of Hannover   1 study
Medical University of Joenkoeping, Sweden   1 study
Medical University of Lublin   2 studies
Medical University of Silesia   5 studies
Medical University of South Carolina   103 studies
Medical University of Vienna   160 studies
Medical Universtity of Lodz   14 studies
Medice Arzneimittel Pütter GmbH & Co KG   3 studies
Medicines for Malaria Venture   9 studies
MediciNova   3 studies
Medicis Aesthetics, Inc.   1 study
Medicis Global Services Corporation   2 studies
Medicis Pharmaceutical Corporation   2 studies
MediCult   1 study
Medicure   3 studies
Medifast, Inc.   2 studies
Medigen Biotechnology Corporation   1 study
MediGene   9 studies
Medigreen Biotechnology Corp.   1 study
MediGus Ltd   1 study
MedImmune LLC   128 studies
MediQuest Therapeutics   9 studies
Medisch Centrum Rijnmond-Zuid, Netherlands   2 studies
Medisim Ltd   2 studies
Medispec   1 study
Mediterranea Medica S. L.   1 study
Meditor Pharmaceuticals Ltd.   2 studies
Meditrina Pharmaceuticals   1 study
Medivance, Inc.   1 study
Medivation   7 studies
Medivir   4 studies
MediWound Ltd   1 study
MedLogic Global Limited   1 study
Medlogics Device Corporation   1 study
Medotech A/S   1 study
Medpace, Inc.   7 studies
MedRelief   1 study
Medsearch   1 study
Medstar Research Institute   15 studies
Medstone International   1 study
Medtronic   123 studies
Medtronic - Vitatron   12 studies
Medtronic Bakken Research Center   38 studies
Medtronic Cardiac Rhythm Disease Management   43 studies
Medtronic Cardiac Surgery   2 studies
Medtronic Cardiovascular Asia Pacific   1 study
Medtronic Corporate Technologies and New Ventures   1 study
Medtronic Diabetes   4 studies
Medtronic Endovascular   7 studies
Medtronic Heart Valves   2 studies
Medtronic Hellas Medical Devices ΑEE   1 study
Medtronic Restore Medical, Inc.   4 studies
Medtronic Spine LLC   8 studies
Medtronic Spine, Biologics & Navigation   11 studies
Medtronic Vascular   14 studies
MedtronicNeuro   22 studies
MedVadis Research Corporation   1 study
Mego Afek Ltd.   1 study
Meharry Medical College   3 studies
Meiji University of Oriental Medicine   2 studies
Meir Medical Center   22 studies
Mekos Laboratories AS   3 studies
Melbourne Health   41 studies
Mellitor   1 study
Memgen, LLC   5 studies
Memorial Health Services Research Council   1 study
Memorial Health System   1 study
Memorial Health University Medical Center   2 studies
Memorial Hospital of Rhode Island   8 studies
Memorial Medical Center   6 studies
Memorial Sloan-Kettering Cancer Center   755 studies
Memorial University Medical Center   1 study
Memorial University of Newfoundland   7 studies
MemorialCare   5 studies
Memory Pharmaceuticals   5 studies
Menarini Group   7 studies
Menicon Co., Ltd.   2 studies
Menssana Research, Inc.   1 study
Mentor Corporation   16 studies
Menzies Research Institute   1 study
Menzies School of Health Research   14 studies
Mepha   1 study
Merck   863 studies
Merck Frosst Canada Ltd.   23 studies
Merck KGaA   32 studies
Merck Serono International SA   5 studies
Mercy Hospital for Women, Australia   1 study
Mercy Medical Center   5 studies
Merieux Institute   1 study
Meritage Pharma, Inc.   2 studies
MerLion Pharmaceuticals GmbH   4 studies
Merrimack Pharmaceuticals   5 studies
Merrion Pharmaceuticals, LLC   3 studies
Mersana Therapeutics   1 study
Merz Pharmaceuticals GmbH   26 studies
Merz Pharmaceuticals, LLC   2 studies
Mesoblast, Ltd.   2 studies
Metabasis Therapeutics, Inc.   2 studies
Metabolex   4 studies
Metabolic Center of Louisiana Research Foundation   1 study
Metabolic Solutions Development Company   1 study
Metabolic Solutions Inc.   1 study
Metabolife   1 study
Metacure   1 study
MetaCure (USA), Inc.   2 studies
MetaPhore Pharmaceuticals   2 studies
Metastatix, Inc.   1 study
Methodist Healthcare   5 studies
Methodist Rehabilitation Center   1 study
MethylGene Inc.   14 studies
Metro West Medical Center   2 studies
MetroHealth Medical Center   18 studies
Metronome Therapeutics   1 study
Metropolitan Hospital, Michigan   1 study
Metropolitan Jewish Health System   1 study
Mexican National Institute of Public Health   5 studies
Meyer Pharmaceuticals   1 study
Michael Debakey Veterans Affairs Medical Center   6 studies
Michael J. Fox Foundation for Parkinson's Research   5 studies
Michigan Heart, PC   1 study
Michigan State University   9 studies
Mickey Leland National Urban Air Toxics Research Center   2 studies
Microbicide Trials Network   7 studies
Microbio Co Ltd   1 study
Microlife   3 studies
Micromet AG   3 studies
Micronics, Inc.   1 study
MicroPhage, Inc.   1 study
Micrus Endovascular Corporation   1 study
Mid Hampshire Primary Care Trust   1 study
Mid Michigan Health Centers   1 study
Mid-Atlantic Glaucoma Experts   1 study
Mid-Atlantic Oncology Program   1 study
Mid-Atlantic Retina Consultations, Inc.   1 study
MidAmerica Neuroscience Institute   2 studies
Midwest Biomedical Research Foundation   4 studies
Midwest Heart Foundation   1 study
Midwest Pulmonary and Critical Care   1 study
Mie University   2 studies
MIGENIX Inc.   7 studies
Miles   1 study
Military Infectious Diseases Research Program (MIDRP)   3 studies
Milkhaus Laboratory   1 study
Millennium Pharmaceuticals, Inc.   110 studies
Millennix   1 study
Miller, Chipp St. Kevin, M.D.   1 study
Milsing d.o.o.   2 studies
Miltenyi Biotec   6 studies
Milton S. Hershey Medical Center   13 studies
Milupa GmbH   1 study
Min-Sheng General Hospital   6 studies
Minamihanno Hospital   1 study
MindFrame, Inc.   1 study
Minerva SA   1 study
Minimal Access Therapy Training Unit   1 study
Minimed Pharmaceuticals   1 study
Minister of Youth Affairs and Sports, France   1 study
Ministery of Health, Brazil   8 studies
Ministry of Education, China   3 studies
Ministry of Health and Population, Malawi   3 studies
Ministry of Health and Social Affairs, Sweden   3 studies
Ministry of Health, Bolivia   1 study
Ministry of Health, British Columbia   1 study
Ministry of Health, Chile   1 study
Ministry of Health, China   6 studies
Ministry of Health, Czech Republic   6 studies
Ministry of Health, France   87 studies
Ministry of Health, Ghana   2 studies
Ministry of Health, Honduras   1 study
Ministry of Health, Israel   8 studies
Ministry of Health, Kazakhstan   1 study
Ministry of Health, Labour and Welfare   7 studies
Ministry of Health, Madagascar   2 studies
Ministry of Health, Malaysia   6 studies
Ministry of Health, Poland   2 studies
Ministry of Health, Senegal   2 studies
Ministry of Health, Singapore   1 study
Ministry of Health, Tanzania.   2 studies
Ministry of Health, Thailand   12 studies
Ministry of Health, Uganda   8 studies
Ministry of Science and Higher Education, Poland   5 studies
Ministry of Science and Technology of the People´s Republic of China   11 studies
Ministry of Science and Technology, India   11 studies
Ministry of Science, Education and Sport, Republic of Croatia   1 study
Ministry of Scientific Research and Information Technology, Poland   3 studies
Ministry of Social Affairs, Denmark   2 studies
Ministry of the Flemish Community   1 study
Ministry of the Interior and Health, Denmark   11 studies
Minneapolis Heart Institute Foundation   5 studies
Minneapolis Medical Research Foundation   9 studies
Minneapolis Veterans Affairs Medical Center   14 studies
Minnesota Veterans Research Institute   5 studies
Minnow Medical, Inc.   1 study
Minster Research Ltd   3 studies
MINT: Mental Health Initiative   1 study
Miravant Pharmaceuticals   1 study
Mission Interministérielle de Lutte contre la Drogue et la Toxicomanie   1 study
Mission Pharmacal   2 studies
Mitos Pharmaceuticals   2 studies
MitralSolutions, Inc.   1 study
Mitsubishi Kagaku Bio-Clinical Laboratories, inc   1 study
Mitsubishi Tanabe Pharma Corporation   48 studies
Mitsukoshi Health and Welfare Foundation   1 study
MIV Therapeutics Inc.   1 study
Mochida Pharmaceutical   1 study
Modum Bad   1 study
Moi Univeristy   1 study
Moleac Pte Ltd.   1 study
Molecular Insight Pharmaceuticals, Inc.   7 studies
Molecular NeuroImaging   18 studies
Molecular Targeting Technologies, Inc.   1 study
MolMed S.p.A.   11 studies
Molnlycke Health Care AB   1 study
Momenta Pharmaceuticals, Inc.   1 study
Monarch Medical Research   4 studies
Monash University   18 studies
Montana State University   1 study
Montclair State University   1 study
Montecatone Rehabilitation Institute, University of Bologna, Italy,   1 study
Montefiore Medical Center   44 studies
Monteris Medical   1 study
Montreal Burn Centre   2 studies
Montreal Children's Hospital of the MUHC   1 study
Montreal Heart Institute   10 studies
Mood Disorders Center of Ottawa   1 study
Moorfields Eye Hospital NHS Foundation Trust   2 studies
Morehouse School of Medicine   2 studies
Morphotek   6 studies
Morton Plant Mease Health Care   1 study
Moulins Hospital   1 study
Mount Sinai Hospital, Canada   18 studies
Mount Sinai School of Medicine   93 studies
Mountain Area Health Organization Center   1 study
Mountain Diabetes and Endocrine Center   1 study
Mountain States Tumor and Medical Research Institute   1 study
Movetis   15 studies
Mpex Pharmaceuticals   4 studies
MRC/UVRI Uganda Research Unit on Aids   4 studies
Mt. Sinai Medical Center, Miami   6 studies
MTmedical Institute of Health   1 study
Mucos Pharma GmbH and Co   1 study
Muhammad Ali Parkinson Research Center   1 study
Muhimbili University of Health and Allied Sciences   11 studies
Mukoviszidose Institut gGmbH   3 studies
Multicenter Clinical Study Group of Osaka, Colorectal Cancer Treatment Group   2 studies
Multidisciplinary Association for Psychedelic Studies   3 studies
Multimed   1 study
Multiple Sclerosis Institute   1 study
Multnomah County Health Department   1 study
Mundipharma AB   1 study
Mundipharma K.K.   3 studies
Mundipharma Research GmbH & Co KG   3 studies
Mundipharma Research Limited   7 studies
Munich Municipal Hospital   1 study
Murdoch Childrens Research Institute   2 studies
Murray Fellowship   1 study
Muscular Dystrophy Association   10 studies
Mutual Pharmaceutical Company, Inc.   18 studies
Mycoses Study Group   2 studies
Myeloproliferative Disorders-Research Consortium   7 studies
Mylan Laboratories   4 studies
Mylan Pharmaceuticals   141 studies
Myocor   2 studies
Myogen   2 studies
Myomo   2 studies
Myriad Pharmaceuticals   10 studies
Mytogen, Inc.   1 study
Májbetegekért Alapítvány   1 study