Ong, M. L. (1991). Mitral valve prolapse--do all patients need an echocardiogram? BMJ Group.
シカゴスタイル引用形Ong, M. L. Mitral Valve Prolapse--do All Patients Need an Echocardiogram? BMJ Group, 1991.
MLA引用形式Ong, M. L. Mitral Valve Prolapse--do All Patients Need an Echocardiogram? BMJ Group, 1991.
警告: この引用は必ずしも正確ではありません.