William F. Armstrong

Quantitative Doppler tissue imaging of the left ventricular myocardium: validation in normal subjects.

D. Bach, W. Armstrong, C. Donovan, 1995, American heart journal.

Task force 4: training in echocardiography endorsed by the American Society of Echocardiography.

T. Ryan, B. Khandheria, W. Armstrong, 2008, Journal of the American College of Cardiology.

Doppler tissue imaging

D. Bach, W. Armstrong, William F. Armstrong, 1996 .

Quantitative Doppler tissue imaging for assessment of regional myocardial velocities during transient ischemia and reperfusion.

D. Bach, W. Armstrong, C. Donovan, 1996, American heart journal.

Reduced test time by early identification of patients requiring atropine during dobutamine stress echocardiography.

D. Bach, W. Armstrong, T. Lewandowski, 1998, Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography.

Usefulness of hypotension during dobutamine echocardiography in predicting perioperative cardiac events.

K. Eagle, J. Younger, D. Karavite, 2000, The American journal of cardiology.