title: [Author reply].
authors: Sergio
authors: S
authors: Berti
authors: Sakis
authors: S
authors: Themistoclakis
authors: Gennaro
authors: G
authors: Santoro
authors: Roberto
authors: R
authors: De Ponti
authors: Paolo
authors: P
authors: Danna
authors: Massimo
authors: M
authors: Zecchin
authors: Francesco
authors: F
authors: Bedogni
authors: Luigi
authors: L
authors: Padeletti
mesh_terms: D020517:Atrial Appendage / Q000601:surgery*; D001281:Atrial Fibrillation / Q000628:therapy*; D006801:Humans; D055989:Septal Occluder Device; D020521:Stroke / Q000517:prevention & control*