Baigalmaa, J., Erdenechimeg, C., Narantuya, J., Bulbul, A., Tugsjargal, J., Dolgion, E., Soyolmaa, E., Enkhtuya, M., Jugderjav, B., & Otgonsukh, S. (2013). Increasing syphilis notifications in Mongolia: results from national surveillance for 2001–2011. Western Pacific Surveillance and Response, 3(4). https://doi.org/10.5365/wpsar.2012.3.2.008