[1] Loyola Univ Chicago, Dept Hlth Informat & Data Sci, Chicago, IL 60660 USA
[2] Univ Ibadan, Inst Adv Med Res & Training IAMRAT, Coll Med, Epidemiol & Biostat Res Unit, Ibadan, Nigeria
[3] Bowen Univ, Dept Publ Hlth, Iwo, Nigeria
[4] Bayero Univ, Dept Med Microbiol & Parasitol, Kano, Nigeria
[5] Bayero Univ, Dept Community Med, Kano, Nigeria
[6] Univ Ibadan, Dept Epidemiol & Med Stat, Ibadan, Nigeria