Results 291 to 300 of about 1,439,746 (305)
Some of the next articles are maybe not open access.
Cancer therapy and the randomized clinical trial: good medicine?
Ca-A Cancer Journal for Clinicians, 1994exaly
Cancer in rural America: Improving access to clinical trials and quality of oncologic care
Ca-A Cancer Journal for CliniciansRaymond U Osarogiagbon, Joseph M Unger
exaly
A Comparison of Observational Studies and Randomized, Controlled Trials
New England Journal of Medicine, 2000exaly

