BMC Pediatrics, Volume 11, Year 2011
Frontiers in Microbiology, Volume 10, No. AUG, Year 2019
Reproductive Health, Volume 17, Year 2020
BMC Medicine, Volume 11, No. 1, Year 2013
BJOG: An International Journal of Obstetrics and Gynaecology, Volume 129, No. 8, Year 2022
Reproductive Health, Volume 17, Year 2020
Bulletin of the World Health Organization, Volume 92, No. 8, Year 2014
Reproductive Health, Volume 12, No. 2, Year 2015