title: Authors' reply.
authors.forename: Mike J
authors.initials: MJ
authors.lastname: Crawford
authors.forename: Priya
authors.initials: P
authors.lastname: Bajaj
mesh_terms: D003863:Depression / Q000453:epidemiology*; D005194:Family Practice; D005260:Female; D006801:Humans; D008297:Male; D008403:Mass Screening / Q000523:psychology*; D059020:Suicidal Ideation; D013405:Suicide / Q000706:statistics & numerical data*