Authors: Patricia L Riley; Stephen M Vindigni; John Arudo; Agnes N Waudo; Andrew Kamenju; Japheth Ngoya; Elizabeth O Oywer; Chris P Rakuom; Marla E Salmon; Maureen Kelley; Martha Rogers; Michael E St Louis; Lawrence H Marum Journal: Health Serv Res Date: 2007-06 Impact factor: 3.402