Iskandar, IYK, Warren, R, Lunt, M, Mason, KJ, Evans, I, McElhone, K, Smith, C, Reynolds, N, Griffiths, CEM, Ashcroft, DM, "Randomized Trial Replication Using Observational Data for Comparative Effectiveness of Secukinumab and Ustekinumab in Psoriasis: A Study From the British Association of Dermatologists Biologics and Immunomodulators Register.", JAMA Dermatology, 2020