title: Reply to letter to the editor.
authors.affiliation: Department of Cardiovascular Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan, P.R. China.
authors.forename: Changping
authors.initials: C
authors.lastname: Gan
authors.forename: Ke
authors.initials: K
authors.lastname: Lin
mesh_terms: D009202:Cardiomyopathies / Q000601:surgery*; D003971:Diastole / Q000502:physiology*; D006801:Humans; D008297:Male; D016277:Ventricular Function, Left