Epidemiological comparison of the first and second waves of the COVID-19 pandemic in Nigeria, February 2020–April 2021
Epidemiological comparison of the first and second waves of the COVID- pandemic in Nigeria, February 2020–April 2021OW Akande, KO Elimian, E Igumbor, L Dunkwu, C Kaduru, OO Olopha, ...BMJ global health 6 (11), e007076, 2021202