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Schrallhammer-Benkler K, Ring J, Przybilla B, Meurer M, Landthaler M.Schrallhammer-Benkler K, et al. Among authors: ring j.Acta Derm Venereol. 1992 Aug;72(4):294-6.Acta Derm Venereol. 1992.PMID: 1357893
Kurek M, Przybilla B, Hermann K, Ring J.Kurek M, et al. Among authors: ring j.Int Arch Allergy Immunol. 1992;97(2):115-20. doi: 10.1159/000236106.Int Arch Allergy Immunol. 1992.PMID: 1374738
Przybilla B, Ring J.Przybilla B, et al. Among authors: ring j.Internist (Berl). 1991 Oct;32(10):606-11.Internist (Berl). 1991.PMID: 1761393Review.German.No abstract available.
Przybilla B, Ring J, Grieshammer B.Przybilla B, et al. Among authors: ring j.Allergy. 1991 Nov;46(8):570-6. doi: 10.1111/j.1398-9995.1991.tb00625.x.Allergy. 1991.PMID: 1789397
Jakob T, Hermann K, Ring J.Jakob T, et al. Among authors: ring j.Arch Dermatol Res. 1991;283(1):5-6. doi: 10.1007/BF01207241.Arch Dermatol Res. 1991.PMID: 2059059No abstract available.
Przybilla B, Georgii A, Bergner T, Ring J.Przybilla B, et al. Among authors: ring j.Dermatologica. 1990;181(2):98-103. doi: 10.1159/000247894.Dermatologica. 1990.PMID: 2173670