7Stabile G, Seaglione M, del Greco M, et al. Reduced fluoroscopy ex- posure during ablation of atrial fibrillation using a novel electroana- tomical navigation system: a multicentre experience[ J ]. Europace, 2012,14:60.
8Fazel R, Krumholz HM, Wang Y, et al. Exposure to low-dose ioni- zing radiation from medical imaging procedures[J]. N Engl J Med, 2009,361:849.
9Committee to Assess Health Risks from Exposure to Low Levels of I- onizing Radiation, Division on Earth and Life Studies, National Re-search Council. Health Risks from Exposure to Low Levels of toni- zing Radiation: BEIR VII Phase 2 [ M ]. Washington DC : National Academy Press, 2006:406 -408.
10Brenner DJ, Hall EJ. Computed tomography an increasing source of radiation exposure[ J]. N Engl J Med, 2007,357:2 277.