TY - RPRT TI - Light contamination in stable isotope-labelled internal peptide standards is frequent and a potential source of false discovery and quantitation error in proteomics AU - Salek, M. AU - Foerster, J. D. AU - Lehmann, W.-D. AU - Riemer, A. B. PY - 2021 DO - 10.1101/2021.11.08.467684 UR - https://www.biorxiv.org/content/10.1101/2021.11.08.467684v1 ID - 10.1101/2021.11.08.467684 ER -