Authors: Amon Exavery; Godfrey M Mubyazi; Jovitha Rugemalila; Adiel K Mushi; Julius J Massaga; Hamisi M Malebo; Filemon Tenu; Joyce K Ikingura; Sia Malekia; Emmanuel A Makundi; Acleus Sm Ruta; John W Ogondiek; Victor Wiketye; Mwelecele N Malecela Journal: BMC Public Health Date: 2012-07-29 Impact factor: 3.295