title: Authors' reply.
authors.forename: Nicola
authors.initials: N
authors.lastname: Swain
authors.forename: Chris
authors.initials: C
authors.lastname: Gale
mesh_terms: D000374:Aggression / Q000523:psychology*; D005260:Female; D006801:Humans; D008297:Male; D016272:Occupational Health; D010564:Personnel, Hospital / Q000523:psychology*; D011369:Professional-Patient Relations; D014754:Violence / Q000706:statistics & numerical data*