Risk of serious adverse effects of biological and targeted drugs in patients with rheumatoid arthritis: a systematic review meta-analysis

Simon Tarp, Daniel Eric Furst, Maarten Boers, George Luta, Henning Bliddal, Ulrik Tarp, Karsten Heller Asmussen, Birgitte Brock, Anna Dossing, Tanja Schjødt Jørgensen, Steffen Thirstrup, Robin Christensen