RT Journal Article SR Electronic T1 Adverse drug effects related to multiday ketamine infusions: multicenter study JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP rapm-2019-101173 DO 10.1136/rapm-2019-101173 A1 Andrew M Mendelson A1 Lynn Kohan A1 Joseph Okai A1 Mariam Wanees A1 Joseph C Gonnella A1 Marc C Torjman A1 Eugene R Viscusi A1 Eric S Schwenk YR 2020 UL http://rapm.bmj.com/content/early/2020/02/12/rapm-2019-101173.abstract AB