Mirna Brito Peçanha1,2,a, Rodrigo de Barros Freitas1,b, Tiago Ricardo Moreira1,c, Luiz Sérgio Silva1,2,d, Leandro Licursi de Oliveira3,4,e, Silvia Almeida Cardoso1,2,f
Peçanha1 MB, 2 , a , Freitas1 RB, b , Moreira1 TR, et al. Prevalence of vitamin D deficiency and its relationship with factors associated with recurrent wheezing. J Bras Pneumol. 2019;45(1):e20170431