TY - RPRT TI - Detachment of pacemaker active fixation helix. AU - K D Dawkins AU - S Jones AU - D E Ward PY - 1983 DO - 10.1111/j.1540-8159.1983.tb05347.x UR - https://pubmed.ncbi.nlm.nih.gov/6192421/ ID - 6192421 ER -