[A preliminary study on the pathogenicity of Entamoeba gingivalis].
D000818:Animals; D002681:China; D004747:Entamoeba / Q000302:isolation & purification / Q000472:pathogenicity*; D005881:Gingiva / Q000469:parasitology; D006801:Humans; D010510:Periodontal Diseases / Q000453:epidemiology*; D010518:Periodontitis / Q000453:epidemiology