title: Pacemaker trials: software or hardware randomization?
authors.forename: G M
authors.initials: GM
authors.lastname: Gribbin
authors.forename: J M
authors.initials: JM
authors.lastname: McComb
mesh_terms: D003201:Computers / Q000592:standards; D003362:Cost-Benefit Analysis; D004992:Ethics, Medical; D006801:Humans; D010138:Pacemaker, Artificial; D016032:Randomized Controlled Trials as Topic / Q000191:economics / Q000592:standards*; D012984:Software / Q000592:standards