title: Introduction to basic science section.
authors.affiliation: Division of Dermatology, University of California, Los Angeles, California; Wellman Center for Photomedicine, Massachusetts General Hospital, Massachusetts.
authors.forename: H Ray
authors.initials: HR
authors.lastname: Jalian
mesh_terms: D003357:Cosmetic Techniques / Q000295:instrumentation; D062109:Dermatologic Surgical Procedures / Q000295:instrumentation / Q000379:methods*; D006801:Humans; D053685:Laser Therapy / Q000295:instrumentation / Q000379:methods*; D057170:Translational Research, Biomedical