title: Letting the air out of the follow-up balloon.
authors: Humberto
authors: H
authors: Dighero
authors: Pablo
authors: P
authors: Sepúlveda
mesh_terms: D002404:Catheterization; D006349:Heart Valve Diseases / Q000601:surgery*; D006801:Humans; D008943:Mitral Valve / Q000601:surgery