Fire and ice.
Anderson
R Rox
RR
D001777:Blood Coagulation / Q000528:radiation effects; D003452:Cryosurgery; D004817:Epidermis / Q000528:radiation effects; D006801:Humans; D017075:Laser Coagulation; D017445:Skin Diseases, Vascular / Q000601:surgery*; D012880:Skin Pigmentation / Q000528:radiation effects