I J Chasnoff1, S Gardner2. 1. 1] Department of Pediatrics, University of Illinois College of Medicine, Chicago, IL, USA [2] NTI Upstream, Chicago, IL, USA. 2. Children and Family Futures, Lake Forest, CA, USA.
Authors: Evelyn P Whitlock; Michael R Polen; Carla A Green; Tracy Orleans; Jonathan Klein Journal: Ann Intern Med Date: 2004-04-06 Impact factor: 25.391