[1] Mulungushi Univ, Sch Med & Hlth Sci, HAND Res Grp, Livingstone, Zambia
[2] Hosp Univ La Paz Carlos III, Internal Med Serv, HIV & Infect Dis Unit, IdiPAZ, Madrid, Spain
[3] Inst Salud Carlos III, CIBER Enfermedades Infecciosas CIBERINFECT, Madrid, Spain