Thaker, A. R., Mall, A. S. and Iyer, A. V. (2023) “Tobacco, alcohol use and underlying comorbidities in symptomatic COVID-19 cases versus asymptomatic COVID-19 cases: a case control study in Mumbai city”, International Journal Of Community Medicine And Public Health, 10(5), pp. 1831–1835. doi: 10.18203/2394-6040.ijcmph20231281.