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de Boer K, Büller HR, ten Cate JW, Levi M.de Boer K, et al. Among authors: buller hr.Thromb Haemost. 1992 Jan 23;67(1):4-7.Thromb Haemost. 1992.PMID: 1615480
Levi M, Lensing AW, Büller HR, Prandoni P, Dooijewaard G, Cuppini S, ten Cate JW.Levi M, et al. Among authors: buller hr.Thromb Haemost. 1991 Oct 1;66(4):426-9.Thromb Haemost. 1991.PMID: 1796391