Betrán, A. P., Say, L., Gülmezoglu, A. M., Allen, T., & Hampson, L. (2005). Effectiveness of different databases in identifying studies for systematic reviews: Experience from the WHO systematic review of maternal morbidity and mortality. BioMed Central.
Citação norma ChicagoBetrán, Ana P., Lale Say, A Metin Gülmezoglu, Tomas Allen, and Lynn Hampson. Effectiveness of Different Databases in Identifying Studies for Systematic Reviews: Experience From the WHO Systematic Review of Maternal Morbidity and Mortality. BioMed Central, 2005.
MLA CitationBetrán, Ana P., et al. Effectiveness of Different Databases in Identifying Studies for Systematic Reviews: Experience From the WHO Systematic Review of Maternal Morbidity and Mortality. BioMed Central, 2005.