title: Factors affecting suicide in young, middle-aged and elderly men.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D012934:Social Isolation; D012959:Socioeconomic Factors; D013405:Suicide