Jason P Block1, Christina A Roberto2. 1. Department of Population Medicine, Harvard Medical School, Boston, Massachusetts. 2. Department of Social and Behavioral Sciences, Harvard School of Public Health, Boston, Massachusetts.
Authors: James W Krieger; Nadine L Chan; Brian E Saelens; Myduc L Ta; David Solet; David W Fleming Journal: Am J Prev Med Date: 2013-06 Impact factor: 5.043