Funding for this research was provided by:
Tertiary Education Trust Fund (TETFUND/DRSS/UNIV/OWERRI/2015/5RP VOL 1 (7))
Received: 16 July 2020
Accepted: 4 August 2021
First Online: 3 September 2021
: The study approval was obtained from the Institutional Review Board (IRB) of the College of Medicine, University of Lagos, Nigeria (ref. No: CM/COM/8/VOL.XIX). Between June 2007 and April 2009, clinical samples were collected from Lagos University Teaching Hospital (LUTH), Idi-araba and National Orthopaedic Hospital, Igbobi (NOHI). All participants consented and filled the informed consent form. The consent obtained from study participants was written.
: Not applicable.
: The authors declare that they have no competing interests.