OR43: Creatinine to Cystatin C Ratio and BIA for the Assessement of Low Lean Body Mass in Cancer Patient: Comparaison to L3 CT-Scan. (September 2019) - Ulmann, G.; Kaï, J.; Durand, J.-P.; Neveux, N.; Jouinot, A.; De Bandt, J.-P.; Goldwasser, F.; Cynober, L.