Modifiable factors of vitamin D status among a Brazilian osteoporotic population attended a public outpatient clinic - Camargo, Marilia Brasilio Rodrigues; Kunii, llda Sizue; Hayashi, Lilian Fukusima; Anelli, Catherine Gusman; Marin-Mio, Rosangela Villa; Martini, Lígia Araújo; Franca, Natasha Aparecida Grande de; Lazaretti-Castro, Marise (Arquivos Brasileiros de Endocrinologia e Metabologia, 2014)