Authors: Manuel W Hetzel; Justin Pulford; Yangta Ura; Sharon Jamea-Maiasa; Anthony Tandrapah; Nandao Tarongka; Lina Lorry; Leanne J Robinson; Ken Lilley; Leo Makita; Peter M Siba; Ivo Mueller Journal: Bull World Health Organ Date: 2017-09-05 Impact factor: 9.408