64
Participants
Start Date
September 30, 2011
Primary Completion Date
October 31, 2011
Study Completion Date
October 31, 2011
Vitamin D3
Supplement of vitamin D3
Placebo
Placebo
Hospital de Clinicas de Porto Alegre
OTHER
Conselho Nacional de Desenvolvimento Científico e Tecnológico
OTHER_GOV
Federal University of Rio Grande do Sul
OTHER