title: On-going national collaborative studies in Japan.
mesh_terms: D002986:Clinical Trials as Topic; D006801:Humans; D007564:Japan; D011569:Psychiatric Status Rating Scales; D011600:Psychopharmacology; D012106:Research; D014149:Tranquilizing Agents / Q000627:therapeutic use
chemical_list: D014149:Tranquilizing Agents