Volkers, A., Wieske, L., van Dam, K., Steenhuis, M., Stalman, E., Kummer, L., van Kempen, Z., Killestein, J., Tas, S., Boekel, L., Wolbink, G., Takkenberg, B., Spuls, P., Bosma, A., Rutgers, B., Verschuuren, J., van Ouwerkerk, L., van der Woude, D., van Paassen, P., Busch, M., Brusse, E., Hijnen, D., ten Brinke, A., Verstegen, N., D'Haens, G., van Ham, M., Kuijpers, T., Rispens, T., Löwenberg, M., & Eftimov, F. (n.d.). dOP27 Humoral immune response after SARS-CoV-2 vaccination in patients with immune-mediated inflammatory diseases treated with immunosuppressive therapy - a Target to B! study. Journal of Crohn's and colitis, 16, i079. http://access.bl.uk/ark:/81055/vdc_100150515107.0x00000f