Banerjee J, Klausner JD, Halperin DT, Wamai R, Schoen EJ, Moses S, Morris BJ, Bailis SA, Venter F, Martinson N, Coates TJ, Gray G, Bowa K.
Am J Prev Med. 2011 Mar;40(3):e11-2; author reply e13-4. doi: 10.1016/j.amepre.2010.12.005. No abstract available.