University of Ibadan, Lagos State University, Obafemi Awolowo University, Obafemi Awolowo University, Lagos State University, University of Illinois at Chicago - College of Medicine, University of Chicago, University of Chicago, University of Chicago, University of Chicago, University of Ibadan, University of Ibadan, Obafemi Awolowo University, University of Lagos, University of Lagos, University of Lagos, Obafemi Awolowo University, Lagos State University, University of Ibadan, Lagos State University, University of Lagos, University of Lagos, Obafemi Awolowo University, Lagos State University, University of Ibadan, University College Hospital Ibadan, University of Ibadan, University of Chicago, Marshfield Clinic Health System, University of Ibadan, Lagos University Teaching Hospital, Lagos University Teaching Hospital, Cornell University - Weill Cornell Medicine, University of Chicago, University of Chicago, Lagos State University, University of Ibadan, University of Chicago and Independent

affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Mayo Clinic, affiliation not provided to SSRN, University of Alabama at Birmingham, University of Mississippi - University of Mississippi Medical Center, University of Iowa, Rush University - Rush University Medical Center, University of Chicago and affiliation not provided to SSRN

University of Chicago, affiliation not provided to SSRN, University of Chicago, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Chicago, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Kansas - University of Kansas Medical Center, University of Kansas - Department of Internal Medicine, University of Wisconsin-Madison - Department of Human Oncology, University of Wisconsin-Madison, University of Chicago and University of Chicago