Dragonas, Panagiotis Association of Vitamin D With Periodontal Disease: A Narrative Review. [electronic resource] - Oral health & preventive dentistry Apr 2020 - 103-114 p. digital Publication Type: Journal Article; Review ISSN: 1757-9996 Standard No.: 10.3290/j.ohpd.a44323 doi Subjects--Topical Terms: Cross-Sectional StudiesHumansPeriodontal DiseasesProspective StudiesRetrospective StudiesVitamin D