1 Department of Medicine, Obafemi Awolowo University, Ile-Ife, Nigeria, Department of Medicine Obafemi Awolowo University Teaching Hospitals, Ile Ife, Nigeria.
2 Department of Medicine Obafemi Awolowo University Teaching Hospitals, Ile Ife, Nigeria, Clinical Pharmacology & Therapeutic Department, Obafemi Awolowo University, Ile Ife, Nigeria.
3 Department of Medicine, Kaduna State University, Kaduna, Nigeria.
4 Department of Medicine, Usman Fodiyo University, Sokoto, Nigeria.
5 Department of Medicine, Bowen University, Iwo, Nigeria.
6 Department of Radiology, Obafemi Awolowo University/Teaching Hospitals, Ile Ife, Nigeria.
7 Department of Chemical Pathology, Obafemi Awolowo University/Teaching Hospitals, Ile Ife, Nigeria.
8 Department of Medicine, University of Ibadan, Ibadan, Nigeria.
9 Department of Family Medicine, Obafemi Awolowo University Teaching Hospitals, Ile Ife, Nigeria.
10 National Tuberculosis Reference Laboratory, Zare, Kaduna, Nigeria.
11 Department of Medicine Obafemi Awolowo University Teaching Hospitals, Ile Ife, Nigeria.