Vivian Feldman1, Yusimi Sobrino-Bonilla2. 1. Vivian Feldman and Yusimi Sobrino-Bonilla are former clinical staff nurses in the coronary care unit at The Valley Hospital, Ridgewood, New Jersey. vrf9002@nyp.org. 2. Vivian Feldman and Yusimi Sobrino-Bonilla are former clinical staff nurses in the coronary care unit at The Valley Hospital, Ridgewood, New Jersey.