APA-referens (7:e uppl.)

Thinggaard, B. S., Hansen, K., Dinesen, F., Pedersen, M. K., Morsø, L., Subhi, Y., . . . Stokholm, L. (2024). The I-OPTA Questionnaire. Ophthalmology and Therapy, 13(12), 3035. https://doi.org/10.1007/s40123-024-01028-4

Chicago-referens (17:e uppl.)

Thinggaard, Benjamin Sommer, Kasper Hansen, Freja Dinesen, Maria Kjøller Pedersen, Lars Morsø, Yousif Subhi, Jakob Grauslund, och Lonny Stokholm. "The I-OPTA Questionnaire." Ophthalmology and Therapy 13, no. 12 (2024): 3035. https://doi.org/10.1007/s40123-024-01028-4.

MLA-referens (9:e uppl.)

Thinggaard, Benjamin Sommer, et al. "The I-OPTA Questionnaire." Ophthalmology and Therapy, vol. 13, no. 12, 2024, p. 3035, https://doi.org/10.1007/s40123-024-01028-4.