McENTEGART, M G Prolonged survival of Trichomonas vaginalis at -79 degrees C. [electronic resource] - Nature Jan 1959 - 270-1 p. digital Publication Type: Journal Article ISSN: 0028-0836 Standard No.: 10.1038/183270a0 doi Subjects--Topical Terms: HumansTrichomonasTrichomonas vaginalis