Authors: Richard Idro; Moses Ndiritu; Bernhards Ogutu; Sadik Mithwani; Kathryn Maitland; James Berkley; Jane Crawley; Gregory Fegan; Evasius Bauni; Norbert Peshu; Kevin Marsh; Brian Neville; Charles Newton Journal: JAMA Date: 2007-05-23 Impact factor: 56.272