The argon laser and the port wine stain.
D002921:Cicatrix / Q000209:etiology; D006391:Hemangioma / Q000601:surgery*; D006801:Humans; D053685:Laser Therapy; D007834:Lasers / Q000009:adverse effects; D011379:Prognosis; D011835:Radiation Protection; D013518:Surgery, Plastic