{Reference Type}: Letter {Title}: Risankizumab effectiveness and safety in psoriasis patients who failed other biologics: Real-life case series. {Author}: Dawoud NM;El Badawy MB;Al Eid HS;Abdel Fattah MM; {Journal}: Indian J Dermatol Venereol Leprol {Volume}: 88 {Issue}: 2 {Year}: Mar-Apr 2022 {Factor}: 2.217 {DOI}: 10.25259/IJDVL_510_2021 {Abstract}: