TY - GEN AU - Durand,L G AU - Guardo,R TI - [Spectrum analysis in phocardiography: advantages of new technics] SN - 0041-6959 PY - 1980///0124 KW - Computers KW - Humans KW - Phonocardiography KW - instrumentation KW - Spectrum Analysis N1 - Publication Type: English Abstract; Journal Article ER -