Links

ClinicalTrials.gov:
General ClinicalTrials.gov information  
ClinicalTrials.gov Protocol Registration System login
ClinicalTrials.gov Protocol Registration TEST System


NIH:
Office of Extramural Research (OER) 
Frequently Asked Questions for NIH Grantees 


ICMJE:
ICMJE Clinical Trial Registration
ICMJE - Questions about Clinical Trial Registration
ICMJE Recommendations for the Conduct, Reporting, Editing and Publication of Scholarly Work in Medical Journals

Note: ICJME and many other journals have information regarding clinical trial registration in their Instructions for Authors section.

FDA:
Center for Drug Evaluation and Research; US Food and Drug Administration. Guidance for industry information program on clinical trials for serious or life-threatening diseases and conditions. Available Here

WHO:
WHO International Clinical Trials Registry Platform (ICTRP)

NLM:
National Library of Science and Medicine ClinicalTrials.gov Questions