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Sesardic D, Prior C, Daas A, Buchheit KH; NATIONAL INSTITUTE FOR BIOLOGICAL STANDARDS AND CONTROL, HERTFORDSHIRE, UK EUROPEAN DIRECTORATE FOR THE QUALITY OF MEDICINES, COUNCIL OF EUROPE, STRASBOURG CEDEX 1, FRANCE.Sesardic D, et al. Among authors: daas a.Pharmeuropa Bio. 2003 Jul;2003(1):5-21.Pharmeuropa Bio. 2003.PMID: 14563306
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Charton E, Daas AG, Sandrin J, Miller JH.Charton E, et al. Among authors: daas ag.Pharmeuropa Bio. 2004 Jan;2003(2):1-8.Pharmeuropa Bio. 2004.PMID: 14960259