Somsen, GWYH, TakJS, ToranoJongen, PMJMrivmde Jong, GJ2025-03-192025-03-1920091927260710.1016/j.chroma.2009.02.063https://rivm.openrepository.com/handle/10029/643516Determination of oversulfated chondroitin sulfate and dermatan sulfate impurities in heparin by capillary electrophoresisArticleJ Chromatogr A 2009; 1216(18):4107-122025-03-19