Bulstra, C. A., Hontelez, J. A. C., Giardina, F., Steen, R., Nagelkerke, N. J. D., Bärnighausen, T., & de Vlas, S. J. (2020). Mapping and characterising areas with high levels of HIV transmission in sub-Saharan Africa: A geospatial analysis of national survey data. PLoS Med.

Bulstra, Caroline A., Jan A. C. Hontelez, Federica Giardina, Richard Steen, Nico J. D. Nagelkerke, Till Bärnighausen, και Sake J. de Vlas. "Mapping and Characterising Areas With High Levels of HIV Transmission in Sub-Saharan Africa: A geospatial Analysis of National Survey Data." PLoS Med 2020.

Bulstra, Caroline A., et al. "Mapping and Characterising Areas With High Levels of HIV Transmission in Sub-Saharan Africa: A geospatial Analysis of National Survey Data." PLoS Med 2020.