Tobacco smoke exposure is an independent predictor of vitamin D deficiency in US children
Crossref DOI link: https://doi.org/10.1371/journal.pone.0205342
Published Online: 2018-10-08
Update policy: https://doi.org/10.1371/journal.pone.corrections_policy
Nwosu, Benjamin Udoka http://orcid.org/0000-0003-2212-0276
Kum-Nji, Philip
Version of Record valid from 2018-10-08