Multicentre medical record review on Adverse Drugs Events requiring a higher level of care

[Marquet, Kristel; Claes, Neree] Hasselt Univ, Fac Med & Life Sci, Diepenbeek, Belgium. [Kox, Gaby] Jessa Hosp, Hasselt, Belgium. [Vleugels, Arthur] Katholieke Univ Leuven, Ctr Hlth Serv & Nursing Res, Louvain, Belgium.