000 00971 a2200253 4500
005 20250513023849.0
264 0 _c19801125
008 198011s 0 0 spa d
022 _a0020-3785
040 _aNLM
_beng
_cNLM
100 1 _aCastellanos, A
245 0 0 _a[Effects of intra-arterial Wenckebach's periods on the nodal and intranodal A-V 2:1 and 4:1 (their significance in the electrogenesis of the so-called alternating Wenckebach's periods)].
_h[electronic resource]
260 _bArchivos del Instituto de Cardiologia de Mexico
_c
300 _a179-85 p.
_bdigital
500 _aPublication Type: English Abstract; Journal Article
650 0 4 _aBundle-Branch Block
_xdiagnosis
650 0 4 _aElectrocardiography
650 0 4 _aHeart Block
_xdiagnosis
650 0 4 _aHumans
700 1 _aAlatriste, V M
700 1 _aSung, R J
700 1 _aMyerburg, R J
773 0 _tArchivos del Instituto de Cardiologia de Mexico
_gvol. 50
_gno. 2
_gp. 179-85
999 _c7416394
_d7416394