Why does skin wrinkle with age? How can you slow or prevent this process?
Obagi
Suzan
S
University of Pittsburgh, Cosmetic Surgery and Skin Health Center, USA.
D000375:Aging; D003094:Collagen / Q000502:physiology; D006801:Humans; D053685:Laser Therapy; D015595:Skin Aging; D014212:Tretinoin / Q000008:administration & dosage
D014212:Tretinoin; D003094:Collagen