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Pasteuning WH, Zijnen P, van der Aa MA, Peters JH, van Geldorp TR.Pasteuning WH, et al. Among authors: van geldorp tr.J Am Soc Echocardiogr. 1996 Nov-Dec;9(6):897-900. doi: 10.1016/s0894-7317(96)90488-5.J Am Soc Echocardiogr. 1996.PMID: 8943456