Pathogenesis of progressive scarring trachoma in Ethiopia and Tanzania and its implications for disease control: two cohort studies.
Burton MJ, Rajak SN, Hu VH, Ramadhani A, Habtamu E, Massae P, Tadesse Z, Callahan K, Emerson PM, Khaw PT, Jeffries D, Mabey DC, Bailey RL, Weiss HA, Holland MJ.