title: Response to Letter Regarding Article, “Effects of  Sildenafil on Ventricular and Vascular Function in  Heart Failure With Preserved Ejection Fraction”.
authors.forename: Barry A
authors.initials: BA
authors.lastname: Borlaug
authors.forename: Horng
authors.initials: H
authors.lastname: Chen
authors.forename: Grace
authors.initials: G
authors.lastname: Lin
authors.forename: Margaret M
authors.initials: MM
authors.lastname: Redfield
authors.forename: Gregory D
authors.initials: GD
authors.lastname: Lewis
authors.forename: Marc J
authors.initials: MJ
authors.lastname: Semigran
authors.forename: Steven E
authors.initials: SE
authors.lastname: McNulty
authors.forename: Martin
authors.initials: M
authors.lastname: LeWinter
authors.forename: Anita
authors.initials: A
authors.lastname: Deswal
authors.forename: Kenneth B
authors.initials: KB
authors.lastname: Margulies
mesh_terms: D004730:Endothelium, Vascular / Q000187:drug effects*; D005260:Female; D006333:Heart Failure / Q000188:drug therapy*; D006439:Hemodynamics / Q000187:drug effects*; D006801:Humans; D008297:Male; D058986:Phosphodiesterase 5 Inhibitors / Q000627:therapeutic use*; D010879:Piperazines / Q000627:therapeutic use*; D013449:Sulfonamides / Q000627:therapeutic use*; D014665:Vasodilator Agents / Q000627:therapeutic use*; D016277:Ventricular Function, Left / Q000187:drug effects*
chemical_list: D058986:Phosphodiesterase 5 Inhibitors; D010879:Piperazines; D013449:Sulfonamides; D014665:Vasodilator Agents