The effect of vitamin D on COPD exacerbation: a double blind randomized placebo-controlled parallel clinical trial
Crossref DOI link: https://doi.org/10.1186/s40200-016-0257-3
Published Online: 2016-08-26
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Sanjari, Mojgan
Soltani, Akbar
Habibi Khorasani, Abdolrahim
Zareinejad, Maryam
Text and Data Mining valid from 2015-12-01
Version of Record valid from 2016-08-26
Article History
Received: 16 February 2016
Accepted: 15 August 2016
First Online: 26 August 2016