PT - JOURNAL ARTICLE AU - N Awan AU - L A Vismara AU - R R Miller AU - A N DeMaria AU - D T Mason TI - Effects of isometric exercise and increased arterial impedance on left ventricular function in severe aortic valvular stenosis. AID - 10.1136/hrt.39.6.651 DP - 1977 Jun 01 TA - British Heart Journal PG - 651--656 VI - 39 IP - 6 4099 - http://heart.bmj.com/content/39/6/651.short 4100 - http://heart.bmj.com/content/39/6/651.full SO - Heart1977 Jun 01; 39