1. Gottlieb M: Pneumocystis pneumonia-Los Angeles. Am J Public Health. 1981, 96 (6): 982-983.
2. UNAIDS: AIDS epidemic update. WHO Library Cataloguing-in-Publication Data. Edited by: WHO. 2009, Geneva: UNAIDS, 1-100. vol. 1, AIDS epidemic update : November 2009 edn
3. UNAIDS: Global Report. 2010, Geneva: UNAIDS, vol. 1, WHO Library Cataloguing-in-Publication Data edn
4. UNAIDS: Global Report. UNAIDS. Edited by: Library W. 2011, Geneva: UNAIDS, 16-61. vol. 2., 2
5. UNAIDS: DECLARACION DE COMPROMISO SOBRE VIH-SIDA, UNGASS. Informe del Gobierno del Ecuador Relativo al Período 2006–2007. UNGASS 2008 Ecuador. Edited by: Library W. 2008, Geneva: UNAIDS, 1-88. vol. 1.