Cita APA

Leung, J. M., Yang, C. X., & Sin, D. D. (2020). Reply to: “Current smoking is not associated with COVID-19”. Eur Respir J.

Chicago Style Citation

Leung, Janice M., Chen Xi Yang, i Don D. Sin. "Reply To: “Current Smoking Is Not Associated With COVID-19”." Eur Respir J 2020.

Cita MLA

Leung, Janice M., Chen Xi Yang, i Don D. Sin. "Reply To: “Current Smoking Is Not Associated With COVID-19”." Eur Respir J 2020.