APA (7th ed.) Citation

Juul, S., Karmaus, W., & Olsen, J. (1999). Regional differences in waiting time to pregnancy: Pregnancy-based surveys from Denmark, France, Germany, Italy and Sweden. Human Reproduction, 14(5), 1250.

Chicago Style (17th ed.) Citation

Juul, S., W. Karmaus, and J. Olsen. "Regional Differences in Waiting Time to Pregnancy: Pregnancy-based Surveys from Denmark, France, Germany, Italy and Sweden." Human Reproduction 14, no. 5 (1999): 1250.

MLA (9th ed.) Citation

Juul, S., et al. "Regional Differences in Waiting Time to Pregnancy: Pregnancy-based Surveys from Denmark, France, Germany, Italy and Sweden." Human Reproduction, vol. 14, no. 5, 1999, p. 1250.