[引用][C] Research with children

AR Fleischman - The oxford textbook of clinical … - Oxford University Press, New York

Research With Children

AR Fleischman, LK Collogan - The Oxford Textbook of Clinical …, 2008 - books.google.com
In the developed world, biomedical and public health research during the 20th century
resulted in dramatic changes in maternal and infant mortality rates, the near eradication of …