Citação norma APA

Blumenthal, K. G., Lu, N., Zhang, Y., Li, Y., Walensky, R. P., & Choi, H. K. (2018). Risk of meticillin resistant Staphylococcus aureus and Clostridium difficile in patients with a documented penicillin allergy: Population based matched cohort study. BMJ.

Citação norma Chicago

Blumenthal, Kimberly G., Na Lu, Yuqing Zhang, Yu Li, Rochelle P. Walensky, and Hyon K. Choi. "Risk of Meticillin Resistant Staphylococcus Aureus and Clostridium Difficile in Patients With a Documented Penicillin Allergy: Population Based Matched Cohort Study." BMJ 2018.

Citação norma MLA

Blumenthal, Kimberly G., et al. "Risk of Meticillin Resistant Staphylococcus Aureus and Clostridium Difficile in Patients With a Documented Penicillin Allergy: Population Based Matched Cohort Study." BMJ 2018.

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