TY - RPRT TI - [His bundle electrogram of elderly patients with conduction disturbances]. AU - H Sato AU - K Mikawa AU - T Aihara AU - M Matsuhisa AU - N Tsuyuguchi PY - 1977 DO - 10.3143/geriatrics.14.21 UR - https://pubmed.ncbi.nlm.nih.gov/557656/ ID - 557656 ER -