[Hydroxyproline and hexosamine in the exposed skin and in the unexposed skin of young and old humans].
D005853:Geriatrics; D006595:Hexosamines; D006909:Hydroxyproline; D012867:Skin
D006595:Hexosamines; D006909:Hydroxyproline
GERIATRICS; HEXOSAMINES; HYDROXYPROLINE; SKIN