Pradeep, A R Crevicular fluid endothelin-1 levels in periodontal health and disease. [electronic resource] - Journal of periodontal research Jun 2008 - 275-8 p. digital Publication Type: Journal Article ISSN: 1600-0765 Standard No.: 10.1111/j.1600-0765.2007.01026.x doi Subjects--Topical Terms: AdultBiomarkersCase-Control StudiesChronic DiseaseEndothelin-1--analysisFemaleGingival Crevicular Fluid--chemistryGingivitis--metabolismHumansMalePeriodontitis--metabolism