Gutierrez, J; Bautista, S; Gertler, P; Hernandez-Avila, M; Bertozzi, SM; (2006) Impacto de Oportunidades en la morbilidad, estado de salud y utilización de los servicios de salud de la población beneficiaria en zonas urbanas. In: Hernandez-Ávila, M; Hernández-Prado, B; Urquieta-Salomón, JE, (eds.) Evaluación externa de impacto del Programa Oportunidades 2006. UNSPECIFIED, Mexico, p. 150. https://researchonline.lshtm.ac.uk/id/eprint/19324 Full text not available from this repository.

Gutierrez, J; Bautista, S; Gertler, P; Hernandez-Avila, M; Bertozzi, SM; (2005) Impacto de Oportunidades en la morbilidad y el estado de salud de la población beneficiaria y en la utilización de los servicios de salud. Resultados de corto plazo en zonas urbanas y de mediano plazo en zonas rurales. In: Hernandez-Prado, B; Hernandez-Avila, M, (eds.) Evaluación externa de impacto del Programa Oportunidades 2004. UNSPECIFIED, p. 330. https://researchonline.lshtm.ac.uk/id/eprint/8859 Full text not available from this repository.

Gutierrez, JP; Molina-Yepez, D; McPherson, S; Samuels, F; Morrison, K; Ostrabidis, O; Bertozzi, S; (2004) Female Sex Workers (FSW) in Ecuador: The Risk Is with Regular Partners. In: International Aids Society, (ed.) XV International AIDS Conference. Medimond S.r.l., Milan, pp. 229-233. https://researchonline.lshtm.ac.uk/id/eprint/8865 Full text not available from this repository.

Gutierrez, JP; Molina-Yepez, D; McPherson, S; Samuels, F; Morrison, K; Ostrabidis, O; Bertozzi, S; (2004) Condom Use by MSM in Ecuador: Low Use Rates with Male Partners and Even Lower Use Rates with Female Sexual Partners. In: International Aids Society, (ed.) XV International AIDS Conference. Medimond S.r.l., Milan, pp. 131-133. https://researchonline.lshtm.ac.uk/id/eprint/8866 Full text not available from this repository.

Magis-Rodriguez, C; Gayet, C; Gutierrez, JP; Juarez, F; Bertozzi, S; Noriega, S; Bravo, E; Pervilhac, C; Garcia-Calleja, J; (2004) A New Approach HIV/AIDS Surveillance: the Mexican Experience. In: International Aids Society, (ed.) XV International AIDS Conference. Medimond S.r.l., Milan, pp. 229-233. https://researchonline.lshtm.ac.uk/id/eprint/8864 Full text not available from this repository.

Samuels, F; McPherson, S; Chikukwa, P; Gutierrez, JP; Bertozzi, S; Dandona, L; (2004) Understanding Pathways: Exploring Quantitative Social Capital Measures and Their Links to Health Outcomes. In: International Aids Society, (ed.) XV International AIDS Conference. Medimond S.r.l., Milan, pp. 327-333. https://researchonline.lshtm.ac.uk/id/eprint/8867 Full text not available from this repository.

Torres, P; Walker, D; Gutierrez, JP; Turman, L; Bertozzi, S; (2004) Their Voices: Adolescents in Morelos, Mexico Speak About a School Based HIV/AIDS Intervention. In: International Aids Society, (ed.) XV International AIDS Conference. Medimond S.r.l., Milan, pp. 189-192. https://researchonline.lshtm.ac.uk/id/eprint/8868 Full text not available from this repository.

Bertozzi, SM; Gutierrez, JP; Bautista, S; (2003) Evaluación de intervenciones: ¿Cuál es el papel de la economía? In: Munoz, O; Duran, L; Garduno, J; Soto, H, (eds.) Seminario Internacional Economía de la Salud. IMSS, Mexico, pp. 145-191. https://researchonline.lshtm.ac.uk/id/eprint/8861 Full text not available from this repository.

McGreevey, W; Bertozzi, S; Gutierrez, JP; Opuni, M; Izazola, JA; (2002) Current and Future Resources for HIV/AIDS. In: Forsythe, S, (ed.) State of the Art: AIDS & Economics. Policy Project, Washington, D.C., pp. 2-8. https://researchonline.lshtm.ac.uk/id/eprint/8862 Full text not available from this repository.

Opuni, M; Bertozzi, S; Fernald, LC; Gutierrez, JP; L., D; Morrison, K; (2002) Randomized Trials of HIV Prevention Interventions in Developing Countries. In: Forsythe, S, (ed.) State of the Art: AIDS & Economics. Policy Project, Washington, D.C., pp. 75-83. https://researchonline.lshtm.ac.uk/id/eprint/8863 Full text not available from this repository.