N Concordance 1 nt regimen based on a chemosensitivity assay of tumor specimens collected after 2 e whether the use of a chemosensitivity assay to assign treatment improves the 3 udent's t test for the chemosensitivity assay (XTT cytotoxicity assay). All P 4 by the ATP tumor chemosensitivity assay (ATP-TCA) in a prospective open-la 5 ATP-based tumor chemosensitivity assay (ATP-TCA) was used to determine th 6 such as the ATP-tumor chemosensitivity assay allied to selected molecular measu