title: Reply to A. Braillon.
authors.affiliation: Chen Yuan, Dana-Farber Cancer Institute, Boston, MA; and Brian M. Wolpin, Dana-Farber Cancer Institute and Brigham and Women's Hospital, Harvard Medical School, Boston, MA.
authors.forename: Chen
authors.initials: C
authors.lastname: Yuan
authors.affiliation: Chen Yuan, Dana-Farber Cancer Institute, Boston, MA; and Brian M. Wolpin, Dana-Farber Cancer Institute and Brigham and Women's Hospital, Harvard Medical School, Boston, MA.
authors.forename: Brian M
authors.initials: BM
authors.lastname: Wolpin
mesh_terms: D002112:Calcifediol; D006801:Humans; D010179:Pancreas; D010190:Pancreatic Neoplasms; D014807:Vitamin D / Q000031:analogs & derivatives
chemical_list: D014807:Vitamin D; C104450:25-hydroxyvitamin D; D002112:Calcifediol