title: Improvement in digital flexibility and dexterity following ingestion of sildenafil citrate (viagra) in limited systemic sclerosis.
authors: Department of Dermatology and Rheumatology, The Leeds General Infirmary, Leeds, England.
authors: Anthony
authors: A
authors: Yung
authors: Naomi
authors: N
authors: Reay
authors: Mark D
authors: MD
authors: Goodfield
mesh_terms: D000284:Administration, Oral; D000368:Aged; D004305:Dose-Response Relationship, Drug; D005384:Finger Joint / Q000187:drug effects / Q000503:physiopathology; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D010879:Piperazines / Q000008:administration & dosage*; D011687:Purines; D016059:Range of Motion, Articular / Q000187:drug effects* / Q000502:physiology; D020127:Recovery of Function; D012595:Scleroderma, Systemic / Q000175:diagnosis* / Q000188:drug therapy*; D012720:Severity of Illness Index; D000068677:Sildenafil Citrate; D013450:Sulfones; D016896:Treatment Outcome
chemical_list: D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate