Governmental Agencies
Center for Disease Control (CDC)
Center for Drug Evaluation and Research
Department of Health and Human Services (HHS)
Food and Drug Administration (FDA)
FDA News
National Cancer Institute (NCI)
National Institute of Health (NIH)
NIH Clinical Center
National Institutes of Mental Health (NIMH)
Office for Human Research Protections
Office of Human Subject Research

Guidelines, Regulations, and Policies
Code of Federal Regulations:  45 CFR 46 (Common Rule)

Historical Ethical Documents for Human Subject Participants in Research
The Belmont Report
Declaration of Helsinki
International Conference on Harmonization
Nuremberg Code
Universal Declaration of Human Rights (1948)

Organizations
Association of Clinical Research Organizations (ACRO)
Association of Clinical Research Professionals (ACRP)
Centerwatch
Center for Information and Study on Clinical Research Participation (CISCRP)
Clinical Trials Network
Drug Information Association (DIA)
PhRMA
Public Responsibility in Medicine and Research (PRIM&R)
Regulatory Affairs Professional Society (RAPS)
Society of Clinical Research Associates (SoCRA)
Society of Research Administrators International (SRA)

Miscellaneous Glossaries
Clinical Research Glossary
Common Clinical Research Terms
Dyerlabs (pharma Terminology)
FDA Acronym List (Devices)
First Clinical Documents Database
IRB Guidebook Glossary
Medical/Pharmaceuticals Abbreviations and Acronyms
Multilingual Medical Terminology Glossary
On-Line Medical Dictionary

Other
Clinical-Researcher Journal (Free)
First Clinical Journal (Free)
NIH Training Link
RAN Institute (monthly 3 minute GCP Quiz)
Regsource
Updated International Compilation of Human Subject Research Protections
Library