TY - RPRT TI - A completely automated activation-repolarization interval algorithm for directly coupled unipolar electrograms and its three-dimensional correlation with refractory periods. AU - F X Witkowski AU - P A Penkoske PY - 1988 DO - 10.1016/0022-0736(88)90102-1 UR - https://pubmed.ncbi.nlm.nih.gov/3171460/ ID - 3171460 ER -