Perbandingan volume residual lambung pasca pemberian maltodekstrin 12,5% dengan cairan kombinasi glukosa dan protein: penelitian pada peserta didik Anestesiologi dan Terapi Intensif Fakultas Kedokteran Universitas Indonesia = Comparison of gastric residual volume after administration of 12,5% maltodextrin with a combination of glucose and protein solution in Anesthesiology and Intensive Care Residents of FKUI-RSCM