Windig, WHaverkamp, Jvan Wezel, AL2025-03-102025-03-101981https://rivm.openrepository.com/handle/10029/628886Control on the absence of DEAE-polysaccharides in DEAE-Sephadex purified poliovirus suspensions by pyrolysis mass spectrometryArticleDevelop.biol.Standard. 47 (1981) 1692025-03-10