Sikarin UpalaAnawin SanguankeoColumbia University, College of Physicians and SurgeonsMahidol University2018-11-232018-11-232015-01-01Journal of Clinical Sleep Medicine. Vol.11, No.11 (2015), 134715509397155093892-s2.0-84947427793https://repository.li.mahidol.ac.th/handle/20.500.14594/36759Mahidol UniversityMedicineAssociation between 25-hydroxyvitamin D and obstructive sleep apnea: A systematic review and meta-analysisLetterSCOPUS10.5664/jcsm.5208