Não informado. (1992). The American Journal of Geriatric Cardiology. Cardiovascular Reviews and Reports.
Chicago-referens (17:e uppl.)Não informado. The American Journal of Geriatric Cardiology. Greenwich, Conn: Cardiovascular Reviews and Reports, 1992.
MLA-referens (8:e uppl.)Não informado. The American Journal of Geriatric Cardiology. Cardiovascular Reviews and Reports, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.