APA način citiranja

Kvalvik, L. G., Wilcox, A. J., Skjærven, R., Østbye, T., & Harmon, Q. E. (2020). Term complications and subsequent risk of preterm birth: Registry based study. BMJ.

Čikaški stil citiranja

Kvalvik, Liv G., Allen J. Wilcox, Rolv Skjærven, Truls Østbye, i Quaker E. Harmon. "Term Complications and Subsequent Risk of Preterm Birth: Registry Based Study." BMJ 2020.

MLA način citiranja

Kvalvik, Liv G., et al. "Term Complications and Subsequent Risk of Preterm Birth: Registry Based Study." BMJ 2020.