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Hahn A, Sejna I, Stefflova B, Schwarz M, Baumann W.Hahn A, et al. Among authors: sejna i.Clin Drug Investig. 2008;28(2):89-99. doi: 10.2165/00044011-200828020-00003.Clin Drug Investig. 2008.PMID: 18211117Clinical Trial.
Hahn A, Sejna I, Stolbova K, Cocek A.Hahn A, et al. Among authors: sejna i.Acta Otolaryngol Suppl. 2001;545:88-91. doi: 10.1080/000164801750388199.Acta Otolaryngol Suppl. 2001.PMID: 11677751
Hahn A, Sejna I, Stolbova K, Cocek A.Hahn A, et al. Among authors: sejna i.Acta Otolaryngol Suppl. 2001;545:92-3. doi: 10.1080/000164801750388207.Acta Otolaryngol Suppl. 2001.PMID: 11677752
Hahn A, Schalek P, Sejna I, Rosina J.Hahn A, et al. Among authors: sejna i.Int Tinnitus J. 2012;17(1):47-50.Int Tinnitus J. 2012.PMID: 23906827No abstract available.
Marík E, Sejna I.Marík E, et al. Among authors: sejna i.Cesk Otolaryngol. 1986 Apr;35(3):154-8.Cesk Otolaryngol. 1986.PMID: 3013430Czech.No abstract available.
Marík E, Sejna I.Marík E, et al. Among authors: sejna i.Cesk Otolaryngol. 1987 Jul;36(4):224-6.Cesk Otolaryngol. 1987.PMID: 3664698Czech.No abstract available.