Authors: Brenda Crabtree-Ramírez; Angelina Villasís-Keever; Arturo Galindo-Fraga; Carlos del Río; Juan Sierra-Madero Journal: AIDS Res Hum Retroviruses Date: 2010-04 Impact factor: 2.205
Authors: Thomas S Inui; Winston M Nyandiko; Sylvester N Kimaiyo; Richard M Frankel; Tadeo Muriuki; Joseph J Mamlin; Robert M Einterz; John E Sidle Journal: J Gen Intern Med Date: 2007-10-31 Impact factor: 5.128