Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleA long‐time stability study of 50 drug substances representing common drug classes of pharmaceutical use.AuthorsZilker, Markus; Sörgel, Fritz; Holzgrabe, UlrikePublicationDrug Testing & Analysis, 2019, Vol 11, Issue 7, p1065ISSN1942-7603Publication typeArticleDOI10.1002/dta.2593