APA (7e ed.) Bronvermelding

Nash, P., Mease, P., Fleishaker, D., Wu, J., Coates, L., Behrens, F., . . . Kanik, K. (2020). Tofacitinib as monotherapy following methotrexate withdrawal in patients with psoriatic arthritis previously treated with open-label tofacitinib plus methotrexate: A randomised, placebo-controlled substudy of OPAL Balance. Elsevier.

Chicago (17e ed.) Bronvermelding

Nash, P., et al. Tofacitinib as Monotherapy Following Methotrexate Withdrawal in Patients with Psoriatic Arthritis Previously Treated with Open-label Tofacitinib Plus Methotrexate: A Randomised, Placebo-controlled Substudy of OPAL Balance. Elsevier, 2020.

MLA (9e ed.) Bronvermelding

Nash, P., et al. Tofacitinib as Monotherapy Following Methotrexate Withdrawal in Patients with Psoriatic Arthritis Previously Treated with Open-label Tofacitinib Plus Methotrexate: A Randomised, Placebo-controlled Substudy of OPAL Balance. Elsevier, 2020.