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Egberts J, de Winter JP, Sedin G, de Kleine MJ, Broberger U, van Bel F, Curstedt T, Robertson B.Egberts J, et al. Among authors: van bel f.Pediatrics. 1993 Dec;92(6):768-74.Pediatrics. 1993.PMID: 8233735Clinical Trial.
van Bel F, de Winter PJ, Wijnands HB, van de Bor M, Egberts J.van Bel F, et al. Among authors: van de bor m.Acta Paediatr. 1992 Jun-Jul;81(6-7):504-10. doi: 10.1111/j.1651-2227.1992.tb12283.x.Acta Paediatr. 1992.PMID: 1392362
de Winter JP, van Sonderen L, Egberts J, van Bel F.de Winter JP, et al. Among authors: van sonderen l, van bel f.Ned Tijdschr Geneeskd. 1992 Oct 10;136(41):2010-3.Ned Tijdschr Geneeskd. 1992.PMID: 1407190Review.Dutch.No abstract available.
de Winter JP, Egberts J, de Kleine MJ, van Bel F, Wijnands JB, Guit GL.de Winter JP, et al. Among authors: van bel f.Ned Tijdschr Geneeskd. 1992 Oct 10;136(41):2018-24.Ned Tijdschr Geneeskd. 1992.PMID: 1407193Clinical Trial.Dutch.
Van Bel F, Steendijk P, Teitel DF, de Winter JP, Van der Velde ET, Baan J.Van Bel F, et al. Among authors: van der velde et.Ultrasound Med Biol. 1992;18(5):441-9. doi: 10.1016/0301-5629(92)90083-m.Ultrasound Med Biol. 1992.PMID: 1509619
van Bel F, Guit GL, Schipper J, van de Bor M, Baan J.van Bel F, et al. Among authors: van de bor m.J Pediatr. 1991 Apr;118(4 Pt 1):621-6. doi: 10.1016/s0022-3476(05)83391-8.J Pediatr. 1991.PMID: 2007940
De Winter JP, Van Bel F.De Winter JP, et al. Among authors: van bel f.Acta Paediatr Scand. 1991 Feb;80(2):159-62. doi: 10.1111/j.1651-2227.1991.tb11827.x.Acta Paediatr Scand. 1991.PMID: 2035306
van de Bor M, van Bel F, Guit GL, Schipper J.van de Bor M, et al. Among authors: van bel f.J Pediatr. 1990 Nov;117(5):785-8. doi: 10.1016/s0022-3476(05)83345-1.J Pediatr. 1990.PMID: 2231214Clinical Trial.No abstract available.