title: An appraisal of ethological contributions to psychiatric theory and research.
mesh_terms: D000818:Animals; D001519:Behavior; D001522:Behavior, Animal; D003142:Communication; D006801:Humans; D007173:Imprinting, Psychological; D001523:Mental Disorders; D008960:Models, Psychological; D010988:Play and Playthings; D011570:Psychiatry; D012106:Research