title: In praise of small studies.
authors.affiliation: Dermatological Sciences, Institute of Cellular Medicine, Newcastle University, Newcastle NE2 4HH, UK. b.l.diffey@ncl.ac.uk
authors.forename: B L
authors.initials: BL
authors.lastname: Diffey
mesh_terms: D015415:Biomarkers / Q000097:blood; D004781:Environmental Exposure / Q000009:adverse effects; D006801:Humans; D008545:Melanoma / Q000097:blood / Q000209:etiology*; D009381:Neoplasms, Radiation-Induced / Q000097:blood / Q000209:etiology*; D012307:Risk Factors; D012878:Skin Neoplasms / Q000097:blood / Q000209:etiology*; D013997:Time Factors; D014466:Ultraviolet Rays / Q000009:adverse effects*; D014807:Vitamin D / Q000031:analogs & derivatives* / Q000097:blood
chemical_list: D015415:Biomarkers; D014807:Vitamin D; C104450:25-hydroxyvitamin D