Authors: E Danielle Rentz; Lauren Lewis; Oscar J Mujica; Dana B Barr; Joshua G Schier; Gayanga Weerasekera; Peter Kuklenyik; Michael McGeehin; John Osterloh; Jacob Wamsley; Washington Lum; Camilo Alleyne; Nestor Sosa; Jorge Motta; Carol Rubin Journal: Bull World Health Organ Date: 2008-10 Impact factor: 9.408