TY - GEN AU - Menasché,P AU - Bercot,M AU - Piwnica,A TI - [Mechanical or biological prostheses in valvular substitutes (author's transl)] SN - 0003-3928 PY - 1982///0420 KW - Adult KW - Bioprosthesis KW - Heart Valve Prosthesis KW - Humans KW - Middle Aged N1 - Publication Type: English Abstract; Journal Article ER -