The Headache in Emergency Departments study: Opioid prescribing in patients presenting with headache. A multicenter, cross-sectional, observational study

by Pellatt, RAF, Kamona, S, Chu, K, Sweeny, A, Kuan, WS, Kinnear, FB, Karamercan, MA, Klim, S, Wijeratne, T, Graham, CA, Body, R, Roberts, T, Horner, D, Laribi, S, Keijzers, G, Kelly, AM
Published 2022