title: Selegiline, or the problem of early termination of clinical trials. The clinical questions are not well answered, and probably never will be.
authors.forename: M M
authors.initials: MM
authors.lastname: Breteler
mesh_terms: D000368:Aged; D000978:Antiparkinson Agents / Q000009:adverse effects / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D004338:Drug Combinations; D006801:Humans; D007980:Levodopa / Q000009:adverse effects / Q000627:therapeutic use*; D008875:Middle Aged; D010300:Parkinson Disease / Q000188:drug therapy*; D016032:Randomized Controlled Trials as Topic; D012642:Selegiline / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D000978:Antiparkinson Agents; D004338:Drug Combinations; D012642:Selegiline; D007980:Levodopa