title: [Stress on the effects of sildenafil citrate (Viagra) on the cardiovascular system].
authors.forename: S
authors.initials: S
authors.lastname: Wen
mesh_terms: D002318:Cardiovascular Diseases / Q000139:chemically induced*; D002319:Cardiovascular System / Q000187:drug effects; D006801:Humans; D010879:Piperazines / Q000009:adverse effects* / Q000494:pharmacology; D011687:Purines; D000068677:Sildenafil Citrate; D013450:Sulfones; D014665:Vasodilator Agents / Q000009:adverse effects* / Q000494:pharmacology
chemical_list: D010879:Piperazines; D011687:Purines; D013450:Sulfones; D014665:Vasodilator Agents; D000068677:Sildenafil Citrate