APA (7th ed.) Citation

Nakstad, B., Sandström, T., & Eggesbø, M. (1999). Allergy treatment. Allergy, 54, 7. https://doi.org/10.1111/j.1398-9995.1999.tb05014.x

Chicago Style (17th ed.) Citation

Nakstad, B., T. Sandström, and M. Eggesbø. "Allergy Treatment." Allergy 54 (1999): 7. https://doi.org/10.1111/j.1398-9995.1999.tb05014.x.

MLA (9th ed.) Citation

Nakstad, B., et al. "Allergy Treatment." Allergy, vol. 54, 1999, p. 7, https://doi.org/10.1111/j.1398-9995.1999.tb05014.x.