47
Participants
Start Date
September 30, 2014
Primary Completion Date
July 31, 2016
Study Completion Date
July 31, 2016
vitamin D
Two doses of cholecalciferol 100,000 unit (2 mL) given 3.5 months apart, once in the fall, once in the winter
placebo
Two doses of identical placebo (2 mL) given 3.5 months part, once in the fall, once in the winter
CHU Sainte Justine, Montreal
Collaborators (1)
The Hospital for Sick Children
OTHER
Centre de recherche du Centre hospitalier universitaire de Sherbrooke
OTHER
Montreal Children's Hospital of the MUHC
OTHER
British Columbia Children's Hospital
OTHER
London Health Sciences Centre
OTHER
St. Justine's Hospital
OTHER