TY - GEN AU - Luisada,A A AU - MacCanon,D M TI - [On the left-sided origin of the tricuspid component of the first heart sound] SN - 0010-0234 PY - 1971///0415 KW - Heart Auscultation KW - Humans KW - Phonocardiography KW - Tricuspid Valve KW - physiology N1 - Publication Type: Journal Article ER -