Seligman, M E Coping behavior: learned helplessness, physiological change and learned inactivity. [electronic resource] - Behaviour research and therapy 1980 - 459-512 p. digital Publication Type: Journal Article ISSN: 0005-7967 Standard No.: 10.1016/0005-7967(80)90011-x doi Subjects--Topical Terms: Adaptation, Psychological--physiologyAnimalsAvoidance Learning--physiologyBrain--metabolismDepression--psychologyDogsHumansNorepinephrine--metabolismRatsStress, Psychological--psychology