Stange Kurt, Burge Fred, Haggerty Jeannie
Departments of Family Medicine, Epidemiology & Biostatistics, Sociology, and Oncology, Case Western Reserve University, Cleveland, Ohio, US.
Department of Family Medicine, Dalhousie University, Halifax, Nova Scotia, Canada.
Br J Gen Pract. 2014 Jun;64(623):274-5. doi: 10.3399/bjgp14X679957.