Tocilizumab for Polymyalgia Rheumatica, Helmet Noninvasive Ventilation for Severe COVID-19, Roflumilast Cream for Chronic Plaque Psoriasis, and more

Editor's Summary by Kirsten Bibbins-Domingo, PhD, MD, MAS, Editor in Chief of JAMA, the Journal of the American Medical Association, for the September 20, 2022, issue.