Sbidian, E. et al. 2021. Choice of Systemic Drugs for the Management of Moderate-to-severe Psoriasis: A Cross-country Comparison Based on National Health Insurance Data. Acta Dermato-Venereologica. 101, 6 (Jun. 2021), adv00473. DOI:https://doi.org/10.2340/00015555-3765.