Response to: 'Correspondence on 'EULAR recommendations for the management of psoriatic arthritis with pharmacological therapies: 2019 update' by Fallon et al. Issue 9 (22nd September 2020) - Baraliakos, Xenofon; Gossec, Laure; McInnes, Iain; Kerschbaumer, Andreas; de Wit, Maarten; Dougados, Maxime; Primdahl, Jette; van der Heijde, Désirée; Smolen, Josef S