CancerTrials http://www.cancer.gov/clinical_trials/
A service of the National Cancer Institute, this site helps link cancer patients to appropriate clinical trials.
Center Watch http://www.centerwatch.com
A service listing of clinical trials throughout the United States.
ClinicalTrials.gov http://www.clinicaltrials.gov
The U.S. National Institutes of Health, through its National Library of Medicine, developed ClinicalTrials.gov to provide patients, family members and members of the public current information about clinical research studies.
ENT/Otolaryngology Associations http://www.medbioworld.com/med/assoc/ent.html
Medbioworld is the largest site for access to medical journals and associations in every field of health and medicine.