Citação norma APA

Pugh, R., John, D., Thorpe, C., & Subbe, C. (2014). Frailty measures in the critically ill: Are we approaching a critical age? A systematic review. BioMed Central.

Citação norma Chicago

Pugh, R., DL John, C. Thorpe, e C. Subbe. Frailty Measures in the Critically Ill: Are We Approaching a Critical Age? A Systematic Review. BioMed Central, 2014.

Citação norma MLA

Pugh, R., DL John, C. Thorpe, e C. Subbe. Frailty Measures in the Critically Ill: Are We Approaching a Critical Age? A Systematic Review. BioMed Central, 2014.

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