title: Sildenafil in idiopathic pulmonary fibrosis.
authors.forename: Toby M
authors.initials: TM
authors.lastname: Maher
mesh_terms: D006801:Humans; D006976:Hypertension, Pulmonary / Q000145:classification / Q000188:drug therapy* / Q000209:etiology; D054990:Idiopathic Pulmonary Fibrosis / Q000150:complications / Q000188:drug therapy* / Q000503:physiopathology; D018579:Patient Selection; D010879:Piperazines / Q000627:therapeutic use*; D011687:Purines / Q000627:therapeutic use; D000068677:Sildenafil Citrate; D013450:Sulfones / Q000627:therapeutic use*; D014665:Vasodilator Agents / Q000627:therapeutic use*
chemical_list: D010879:Piperazines; D011687:Purines; D013450:Sulfones; D014665:Vasodilator Agents; D000068677:Sildenafil Citrate