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van de Kerkhof PC, Chang A, van Dooren-Greebe R, Geiger JM, Happle R.van de Kerkhof PC, et al. Among authors: happle r.Acta Derm Venereol. 1988;68(6):499-503.Acta Derm Venereol. 1988.PMID: 2467488Clinical Trial.
van Baar HM, Perret CM, van Vlijmen IM, van de Kerkhof PC, Happle R, Schalkwijk J.van Baar HM, et al. Among authors: happle r.Acta Derm Venereol. 1992;72(3):161-4.Acta Derm Venereol. 1992.PMID: 1357847
Traupe H, van Gurp PJ, Happle R, Boezeman J, van de Kerkhof PC.Traupe H, et al. Among authors: happle r.Am J Med Genet. 1992 Mar 1;42(5):649-54. doi: 10.1002/ajmg.1320420504.Am J Med Genet. 1992.PMID: 1632432
van Hooijdonk CA, Steijlen PM, Bergers M, Mier PD, Traupe H, Happle R.van Hooijdonk CA, et al. Among authors: happle r.Acta Derm Venereol. 1991;71(2):173-5.Acta Derm Venereol. 1991.PMID: 1675533
Steijlen PM, Happle R, van Muijen GN, van de Kerkhof PC.Steijlen PM, et al. Among authors: happle r.Dermatologica. 1991;182(3):178-83. doi: 10.1159/000247778.Dermatologica. 1991.PMID: 1715297Clinical Trial.