Citação norma APA

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

Citação norma Chicago

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

Citação norma MLA

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

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.