title: Sildenafil, neonates and regulation.
authors.forename: Pankaj
authors.initials: P
authors.lastname: Garg
mesh_terms: D006801:Humans; D010547:Persistent Fetal Circulation Syndrome / Q000188:drug therapy*; D010879:Piperazines / Q000627:therapeutic use*; D013450:Sulfones / Q000627:therapeutic use*; D014665:Vasodilator Agents / Q000627:therapeutic use*
chemical_list: D010879:Piperazines; D013450:Sulfones; D014665:Vasodilator Agents