TY - GEN AU - Collins,J J AU - Berg,E J AU - Harken,D E TI - Silicone ball variance. A clinical and pulse duplicator study SN - 0003-4975 PY - 1970///0924 KW - Aortic Valve KW - surgery KW - Arrhythmias, Cardiac KW - etiology KW - Cardiac Catheterization KW - Cardiac Output KW - Electric Countershock KW - Electrocardiography KW - Heart Arrest KW - Heart Valve Prosthesis KW - adverse effects KW - Humans KW - Male KW - Middle Aged KW - Mitral Valve KW - Preoperative Care KW - Rubber KW - Silicones N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0003-4975(10)66121-8 ER -