Sequence-Dependent Analgesic Efficacy of Ketamine and Magnesium Sulfate After Radical Nephrectomy. - Ladjevic NN; Dzamic Z; Jovanovic VD; Petrovic ND; Sreckovic SD; Lazic MM; Terzic B; Likic Ladjevic I; Ladjevic N (Medicina (Kaunas, Lithuania), 2026)