P. Frenkel

发表

R. Shohet, P. Grayburn, T. Thai, 2002, Ultrasound in medicine & biology.

R. Schwartz, E. Olson, M. Charng, 1998, Developmental biology.

Martin H Kroll, R. Shohet, P. Grayburn, 2002, Echocardiography.

P. Frenkel, Jean D. Wilson, F. George, 1988, Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine.