Begg, F.R.: Selective Coronary Arteriography-A Spot Film Roentgenographic Technique , Amer. J. Roentgen., 106: 536, 1969.
4.
Grollman, J.H. , Gray, R.K., Spiegler , P., Moler, C., Mac Alpin, R., and Eber, L.: 105 mm Serial Photofluorography of the Coronary Arteries, Radiology, 108(3): 577, 1973.