[1] Univ Clin Bukavu, Pediat Dept, POB 570, Bukavu, DEM REP CONGO
[2] Official Univ Bukavu, Fac Med, Dept Pediat, Bukavu, DEM REP CONGO
[3] Univ Clin Bukavu, Ophthalmol Dept, Bukavu, DEM REP CONGO
[4] Univ Gothenburg, Inst Biomed, Dept Infect Dis, Gothenburg, Sweden
[5] Ctr Hosp Ouest Guyanais Franck Joly St Laurent du, Pediat Dept, French Guyana, France