TY  - GEN
AU  - Lemberg,L
AU  - Castellanos,A
AU  - Berkovits,B V
TI  - Demand and bifocal demand pacing
SN  - 0037-5675
PY  - 1974///0405
KW  - Arrhythmias, Cardiac
KW  - surgery
KW  - Humans
KW  - Pacemaker, Artificial
N1  - Publication Type: Journal Article
ER  -