Jordan, S., Jordan, S., Emery, S., Watkins, A., Evans, J., Storey, M., & Morgan, G. (2009). Associations of drugs routinely given in labour with breastfeeding at 48 hours: Analysis of the Cardiff Births Survey. BJOG: An International Journal of Obstetrics & Gynaecology, 116(12), p. 1622. doi:10.1111/j.1471-0528.2009.02256.x

Jordan, Sue, S. Jordan, S. Emery, A. Watkins, JD Evans, M. Storey, and G. Morgan. "Associations of Drugs Routinely Given in Labour With Breastfeeding At 48 hours: Analysis of the Cardiff Births Survey." BJOG: An International Journal of Obstetrics & Gynaecology 116, no. 12 (2009): 1622.

Jordan, Sue, et al. "Associations of Drugs Routinely Given in Labour With Breastfeeding At 48 hours: Analysis of the Cardiff Births Survey." BJOG: An International Journal of Obstetrics & Gynaecology 116.12 (2009): 1622.