Travis, J Retrospective review of Pneumocystis jirovecii pneumonia over two decades. [electronic resource] - International journal of STD & AIDS Mar 2009 - 200-1 p. digital Publication Type: Journal Article ISSN: 0956-4624 Standard No.: 10.1258/ijsa.2008.008198 doi Subjects--Topical Terms: AIDS-Related Opportunistic Infections--diagnosisAdultFemaleHumansMaleMiddle AgedPneumocystis cariniiPneumonia, Pneumocystis--diagnosisRetrospective StudiesVentilators, Mechanical