The ecology of suicidal behaviour.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D004739:England; D005260:Female; D005500:Follow-Up Studies; D005739:Gas Poisoning; D006801:Humans; D008297:Male; D008875:Middle Aged; D011041:Poisoning; D012621:Seasons; D012723:Sex; D012924:Social Conditions; D013405:Suicide / Q000453:epidemiology