COVID-19(5) HIV(2) Nigeria(2) clinical trial(1) preparedness(1) Viral load.(1) Hepatitis B virus infection(1) Drug pick-up(1) Human Monkey Pox Virus(1) seroprevalence.(1) Alluvia(1) SARS-CoV-2(1) blood count(1) SARS-CoV-2.(1) clinical presentation(1) occupational hazards(1) hepatitis B(1) tenofovir.(1) Treatment.(1) Perception(1) Psychological correlates(1) Non-sickle celldisease(1) Diabetes Mellitus(1) prevention.(1) Co-infection(1) adherence(1) Ivermectin(1) students(1) Corona virus(1) Sickle cell disease.(1)