[1] Kimpese Hlth Res Ctr KHRC, Hlth Demog Surveillance Syst, Kongo Central, DEM REP CONGO
[2] Univ Kinshasa UNIKIN, Inst Econ & Social Res, Fac Econ & Management, Kinshasa, DEM REP CONGO
[3] Clin Res Unit Nanoro IRSS CRUN, Res Inst Hlth Sci, Nanoro, Burkina Faso
[4] Univ Kinshasa UNIKIN, Clin Pharmacol & Pharmacovigilance Unit, Kinshasa, DEM REP CONGO
[5] Protestant Univ Congo UPC, Fac Med, Kinshasa, DEM REP CONGO
[6] Evangel Med Inst IME Kimpese, Dept Res & Hlth Dev, Kongo Central, DEM REP CONGO
[7] Univ President Joseph Kasa Vubu UKV, Dept Publ Hlth, Boma, DEM REP CONGO