1. Jesus M. Casida is Faculty Associate, Johns Hopkins University School of Nursing, 525 N Wolfe St, Room 449, Baltimore, MD 21205 (). Caty Johnson is VAD Program Supervisor, Michigan Medicine Frankel Cardiovascular Center, Ann Arbor, Michigan. Sarah E. Schroeder is Mechanical Circulatory Support Nurse Practitioner and Program Coordinator, Bryan Heart Mechanical Circulatory Support Program, Lincoln, Nebraska.