Chalmers, B. E. (1979). The role of "stressful" life events in the development of complications of pregnancy.
Chicago-referens (17:e uppl.)Chalmers, Beverley Elizabeth. The Role of "Stressful" Life Events in the Development of Complications of Pregnancy. 1979.
MLA-referens (8:e uppl.)Chalmers, Beverley Elizabeth. The Role of "Stressful" Life Events in the Development of Complications of Pregnancy. 1979.
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