Herbert, D. L., Lucke, J. C., & Dobson, A. J. (2012). Birth outcomes after spontaneous or assisted conception among infertile Australian women aged 28 to 36 years: a prospective, population-based study. Fertility and sterility, 97(3), 630–638.
Gnoth, C., Godehardt, E., Frank-Herrmann, P., Friol, K., Tigges, J., & Freundl, G. (2005). Definition and prevalence of subfertility and infertility. Human reproduction (Oxford, England), 20(5), 1144–1147.
Join our Newsletter for charting tips, updates and offers.