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Michel-Behnke I, Luedemann M, Hagel KJ, Schranz D.Michel-Behnke I, et al.Pediatr Cardiol. 2002 Mar-Apr;23(2):221-3. doi: 10.1007/s00246-001-0053-8. Epub 2002 Feb 19.Pediatr Cardiol. 2002.PMID: 11889542