title: Reply to WB Grant.
authors.affiliation: From the Department of Public Health and Primary Care, Institute of Public Health, University of Cambridge School of Clinical Medicine, Cambridge, United Kingdom (RL; K-TS, e-mail: kk101@medschl.cam.ac.uk), and the MRC Epidemiology Unit, University of Cambridge, Cambridge, United Kingdom (NW).
authors.forename: Kay-Tee
authors.initials: KT
authors.lastname: Khaw
authors.affiliation: From the Department of Public Health and Primary Care, Institute of Public Health, University of Cambridge School of Clinical Medicine, Cambridge, United Kingdom (RL; K-TS, e-mail: kk101@medschl.cam.ac.uk), and the MRC Epidemiology Unit, University of Cambridge, Cambridge, United Kingdom (NW).
authors.forename: Robert
authors.initials: R
authors.lastname: Luben
authors.affiliation: From the Department of Public Health and Primary Care, Institute of Public Health, University of Cambridge School of Clinical Medicine, Cambridge, United Kingdom (RL; K-TS, e-mail: kk101@medschl.cam.ac.uk), and the MRC Epidemiology Unit, University of Cambridge, Cambridge, United Kingdom (NW).
authors.forename: Nicholas
authors.initials: N
authors.lastname: Wareham
mesh_terms: D002318:Cardiovascular Diseases / Q000401:mortality*; D005260:Female; D050723:Fractures, Bone / Q000401:mortality*; D006801:Humans; D008297:Male; D012140:Respiratory Tract Diseases / Q000401:mortality*; D014807:Vitamin D / Q000031:analogs & derivatives*; D014808:Vitamin D Deficiency / Q000401:mortality*
chemical_list: D014807:Vitamin D