The designs, control and pitfalls of clinical trials.
D002986:Clinical Trials as Topic / Q000379:methods*; D006801:Humans; D009367:Neoplasm Staging; D009369:Neoplasms / Q000188:drug therapy / Q000401:mortality; D010361:Patients; D011897:Random Allocation; D012074:Remission Induction; D012107:Research Design