Smoking is associated with higher risk of contracting bacterial infection and pneumonia, intensive care unit admission and death অনুযায়ী Stattin, K, Eriksson, M, Frithiof, R, Kawati, R, Crockett, D, Hultström, M, Lipcsey, M

Smoking is associated with higher risk of contracting bacterial infection and pneumonia, intensive care unit admission and death অনুযায়ী Stattin, K, Eriksson, M, Frithiof, R, Kawati, R, Crockett, D, Hultström, M, Lipcsey, M