Assaf A, Bhagwandien R, Szili-Torok T, Yap SC, et al. Comparison of procedural efficacy, balloon nadir temperature, and incidence of
phrenic nerve palsy between two cryoballoon technologies for pulmonary vein
isolation: A systematic review and meta-analysis. J Cardiovasc Electrophysiol 2021;32:2424-2431.
PMID: 34289198