Report of the American Society of Echocardiography Committee on Nomenclature and Standards in Two-dimensional Echocardiography.

Circulation
1980
https://researcherprofiles.org/profile/1273374
7397962
Henry WL, DeMaria A, Gramiak R, King DL, Kisslo JA, Popp RL, Sahn DJ, Schiller NB, Tajik A, Teichholz LE, Weyman AE