APA引文

Sen, A. (2020). Re: Respirators and surgical facemasks for COVID-19: implications for MRI. Clin Radiol.

Citação norma Chicago

Sen, A. "Re: Respirators and Surgical Facemasks for COVID-19: Implications for MRI." Clin Radiol 2020.

MLA引文

Sen, A. "Re: Respirators and Surgical Facemasks for COVID-19: Implications for MRI." Clin Radiol 2020.

警告：這些引文格式不一定是100％准確.