title: A plea for the analysis of Vitamin-D levels in patients under photoprotection, including patients with xeroderma pigmentosum (XP) and basal cell nevus syndrome (BCNS).
authors.forename: K
authors.initials: K
authors.lastname: Querings
authors.forename: J
authors.initials: J
authors.lastname: Reichrath
mesh_terms: D000293:Adolescent; D000368:Aged; D000369:Aged, 80 and over; D001478:Basal Cell Nevus Syndrome / Q000097:blood*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010865:Pilot Projects; D012878:Skin Neoplasms / Q000097:blood*; D013472:Sunlight; D014807:Vitamin D / Q000097:blood*; D014983:Xeroderma Pigmentosum / Q000097:blood*
chemical_list: D014807:Vitamin D