Viagra neonatal experimentation - the Pandora's box!
D004992:Ethics, Medical; D006805:Human Experimentation; D006801:Humans; D007231:Infant, Newborn; D010547:Persistent Fetal Circulation Syndrome / Q000188:drug therapy*; D010879:Piperazines / Q000627:therapeutic use*; D011687:Purines; D000068677:Sildenafil Citrate; D013450:Sulfones; D014665:Vasodilator Agents / Q000627:therapeutic use*
D010879:Piperazines; D011687:Purines; D013450:Sulfones; D014665:Vasodilator Agents; D000068677:Sildenafil Citrate