Não informado. (2019). British Medical Journal. British Medical Association.
Chicagoスタイル(17版)引用形式Não informado. British Medical Journal. London: British Medical Association, 2019.
MLA(8版)引用形式Não informado. British Medical Journal. British Medical Association, 2019.
警告: この引用は必ずしも正確ではありません.