TY - RPRT TI - Chronotropic incompetence: a common and progressive finding in pacemaker patients. AU - N Gwinn AU - R Leman AU - J Kratz AU - J K White AU - M R Zile AU - P Gillette PY - 1992 DO - 10.1016/s0002-8703(10)80001-8 UR - https://pubmed.ncbi.nlm.nih.gov/1575136/ ID - 1575136 ER -