Greenstein, G Histologic characteristics associated with bleeding after probing and visual signs of inflammation. [electronic resource] - Journal of periodontology Aug 1981 - 420-5 p. digital Publication Type: Journal Article ISSN: 0022-3492 Standard No.: 10.1902/jop.1981.52.8.420 doi Subjects--Topical Terms: AdultConnective Tissue--pathologyFemaleGingiva--blood supplyGingival Hemorrhage--diagnosisGingivitis--diagnosisHumansMaleMiddle AgedOral Hemorrhage--pathology