Khan, Arshad A., Al-Omary, Mohammad, Renner, Ian, Haque, Ehtesham Ul, Ekmejian, Avedis, Hussain, Mumtaz, Quiqueree, Laurent, Collins, Nicholas J., Turner, Stuart. Oxford University Press; 2017. Echocardiographic assessment of pulmonary artery systolic pressure following treadmill stress testing.