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van Brussel BL, Plokker HW, van den Bergh EJ, Ernst JM, Knaepen PJ, Vermeulen FE.van Brussel BL, et al. Among authors: knaepen pj.Ned Tijdschr Geneeskd. 1992 Oct 17;136(42):2072-7.Ned Tijdschr Geneeskd. 1992.PMID: 1407209Dutch.
van Sterkenburg SM, Ernst SM, Brutel de la Rivière A, Defauw JA, Hamerlynck RP, Knaepen PJ, van Swieten HA, Vermeulen FE.van Sterkenburg SM, et al. Among authors: knaepen pj.J Thorac Cardiovasc Surg. 1992 Jul;104(1):60-5.J Thorac Cardiovasc Surg. 1992.PMID: 1614216
van Brussel BL, Voors AA, Ernst JM, Knaepen PJ, Plokker HW.van Brussel BL, et al. Among authors: knaepen pj.Eur Heart J. 2003 May;24(10):927-36. doi: 10.1016/s0195-668x(03)00004-6.Eur Heart J. 2003.PMID: 12714024
Ernst SM, van der Feltz TA, Ascoop CA, Bal ET, Vermeulen FE, Knaepen PJ, van Bogerijen L, van den Berg EJ, Plokker HW.Ernst SM, et al. Among authors: knaepen pj.J Thorac Cardiovasc Surg. 1987 Feb;93(2):268-75.J Thorac Cardiovasc Surg. 1987.PMID: 2949118