Saunders, John, L.; Schulz, Klaus, J.; Maranhao, Vladir; Goldberg, Harry; Calatayud, Juan, B.; Saunders, John, L., Albert Einstein Medical Center, Northern Division, Philadelphia; Schulz, Klaus, J., Former House Physician, Deborah Hospital, Browns Mills, New Jersey; Maranhao, Vladir, Cardiac Catheterization Laboratory, Deborah Hospital, Browns Mills, New Jersey; Goldberg, Harry, Deborah Hospital, Browns Mills, New Jersey; Calatayud, Juan, B., Assistant Professor of Medicine Heart Station George Washington University Hospital 901 23rd Street, N.W. Washington, D.C. 20037