Considerable interlaboratory variation in PD-L1 positivity in a nationwide cohort of non-small cell lung cancer patients
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Abbreviations
CCMO
Central Committee on Research involving Human Subjects
EMA
European Medicines Agency
EQA
external quality assessment
GDPR
General Data Protection Regulation
IHC
immunohistochemistry
LDT
laboratory-developed test
NSCLC
non-small cell lung cancer
PD-1
programmed death receptor-1
PD-L1
programmed death ligand-1
TCs
tumor cells
TPS
tumor proportion score
Keywords
Non-small cell lung cancer
Programmed death-ligand 1
Immunohistochemistry
Clinical pathology
Interlaboratory variation
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© 2021 The Authors. Published by Elsevier B.V.