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van Lent-Evers NA, Mathôt RA, Geus WP, van Hout BA, Vinks AA.van Lent-Evers NA, et al. Among authors: geus wp.Ther Drug Monit. 1999 Feb;21(1):63-73. doi: 10.1097/00007691-199902000-00010.Ther Drug Monit. 1999.PMID: 10051056