Idris U, OYEFABI AM, Dalhat MM, Umar IM, Abdulmajid M, Gwamna J, et al. Treatment Outcomes in COVID-19 patients with comorbidities in Kaduna state, Northwestern Nigeria . The Nig Health J [Internet]. 2023 Mar. 11 [cited 2024 Dec. 21];23(1):524-59. Available from: https://tnhjph.com/index.php/tnhj/article/view/653