APA (7e ed.) Bronvermelding

Não informado. (2017). British Heart Journal. British Medical Association.

Chicago (17e ed.) Bronvermelding

Não informado. British Heart Journal. London: British Medical Association, 2017.

MLA (8e ed.) Bronvermelding

Não informado. British Heart Journal. British Medical Association, 2017.

Let op: Deze citaties zijn niet altijd 100% accuraat.