Winter's skin.
D000367:Age Factors; D000368:Aged; D003080:Cold Temperature / Q000009:adverse effects*; D003877:Dermatitis, Contact / Q000209:etiology; D004485:Eczema / Q000209:etiology*; D005227:Fatty Acids / Q000009:adverse effects; D006801:Humans; D008875:Middle Aged; D012621:Seasons; D012879:Skin Physiological Phenomena; D012967:Sodium Dodecyl Sulfate / Q000009:adverse effects
D005227:Fatty Acids; D012967:Sodium Dodecyl Sulfate; C008776:pelargonic acid