Ball, C. G. (2020). COVID-19: A time of crisis, but also of surgical opportunity and optimism. Can J Surg.
Citação norma ChicagoBall, Chad G. "COVID-19: A Time of Crisis, but Also of Surgical Opportunity and Optimism." Can J Surg 2020.
Citação norma MLABall, Chad G. "COVID-19: A Time of Crisis, but Also of Surgical Opportunity and Optimism." Can J Surg 2020.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.