Authors: Lisa Hurt; Augustinus ten Asbroek; Seeba Amenga-Etego; Charles Zandoh; Samuel Danso; Karen Edmond; Chris Hurt; Charlotte Tawiah; Zelee Hill; Justin Fenty; Seth Owusu-Agyei; Oona M Campbell; Betty R Kirkwood Journal: Bull World Health Organ Date: 2012-10-31 Impact factor: 9.408