Metformin Hydrochloride in Preventing Oral Cancer in Patients With an Oral Premalignant Lesion
National Cancer Institute (NCI)
National Cancer Institute (NCI)
All India Institute of Medical Sciences
Cairo University
Alexandria University
University of Minnesota
University of Arizona
Ohio State University
Dana-Farber Cancer Institute
University of Milan
University of California, San Francisco
National Cancer Institute (NCI)
Memorial Sloan Kettering Cancer Center
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Fox Chase Cancer Center
National Cancer Institute (NCI)
National Taiwan University Hospital
Rutgers, The State University of New Jersey
NIH AIDS Clinical Trials Information Service
NIH AIDS Clinical Trials Information Service