APA citiranje

Ivars, K., Nelson, N., Theodorsson, A., Theodorsson, E., Ström, J. O., & Mörelius, E. (2017). Development of salivary cortisol circadian rhythm in preterm infants. PLoS One.

Citação norma Chicago

Ivars, Katrin, Nina Nelson, Annette Theodorsson, Elvar Theodorsson, Jakob O. Ström, and Evalotte Mörelius. "Development of Salivary Cortisol Circadian Rhythm in Preterm Infants." PLoS One 2017.

MLA citiranje

Ivars, Katrin, et al. "Development of Salivary Cortisol Circadian Rhythm in Preterm Infants." PLoS One 2017.