If you are experiencing problems downloading PDF or HTML fulltext, our helpdesk recommend clearing your browser cache and trying again. If you need help in clearing your cache, please click here . Still need help? Email email@example.com
Authors: Larson, Elaine L.; Ferng, Yu-hui; Wong-McLoughlin, Jennifer; Wang, Shuang
Document Type: Research Article
Affiliations: 1 Professor, School of Nursing and Mailman School of Public Health, Columbia University, New York, NY.
Publication date: July 1, 2009