Thursday, January 8, 2009 - 12:52PM EST

United States

New Hampshire

Name of AuthorInstitutional Affiliation
Brooks WBDepartment of Community and Family Medicine, Dartmouth Medical School, Hanover, NH 03755, USA.
Mackenzie TDepartment of Community and Family Medicine, Dartmouth Medical School, Hanover, NH 03755, USA. todd.mackenzie@dartmouth.edu