TY - GEN AU - Morace,G AU - Franchi,F AU - Fantini,F TI - [Study of the morphology of the QRS complexes of supraventricular origin in the intermittent A-V block of the 3d degree] SN - 0037-878X PY - 1976///0518 KW - Aged KW - Child KW - Electrocardiography KW - Female KW - Heart Block KW - classification KW - Humans KW - Male KW - Middle Aged N1 - Publication Type: Case Reports; Journal Article ER -