349: STUDY OF TEAMWORK DURING EMERGENT STERNOTOMY FOR POSTOPERATIVE TAMPONADE-ASSOCIATED ARREST. (January 2018) - Weaver, Karen; Jousma, Ashley; McElroy, James; Thangavelu, Malarvizhi; Patel, Abhishek; Appachi, Elumalai; Nento, Daniel; Ali Mumtaz, Muhammad; Bhalala, Utpal