title: Use of sildenafil citrate in Raynaud's phenomenon: comment on the article by Thompson et al.
authors.forename: Jack R
authors.initials: JR
authors.lastname: Lichtenstein
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D010879:Piperazines / Q000627:therapeutic use*; D011687:Purines; D011928:Raynaud Disease / Q000188:drug therapy*; D000068677:Sildenafil Citrate; D013450:Sulfones; D014665:Vasodilator Agents / Q000627:therapeutic use*
chemical_list: D010879:Piperazines; D011687:Purines; D013450:Sulfones; D014665:Vasodilator Agents; D000068677:Sildenafil Citrate