Pediatric procedural sedation and analgesia in the emergency department: surveying the current European practice - Sahyoun, C; Cantais, A; Gervaix, A; Bressan, S; Löllgen, R; Krauss, B; Pediatric Emergency Medicine Comfort and Analgesia Research in Europe (PemCARE) group of the Research in European Pediatric Emergency Medicine (Eur J Pediatr, 2021)