TY - RPRT TI - Conduction defects in the aging heart. AU - P K Bhat AU - K Watanabe AU - D B Rao AU - A A Luisada PY - 1974 DO - 10.1111/j.1532-5415.1974.tb05841.x UR - https://pubmed.ncbi.nlm.nih.gov/4214474/ ID - 4214474 ER -