title: [Recent mental health issues among students of junior high schools in a metropolitan area].
authors.forename: Osamu
authors.initials: O
authors.lastname: Matsuda
mesh_terms: D000293:Adolescent; D000296:Adolescent Psychiatry / Q000639:trends; D003863:Depression / Q000453:epidemiology; D006801:Humans; D007564:Japan; D000297:Psychology, Adolescent / Q000639:trends*; D014041:Tokyo