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Puchhammer-Stöckl E, Hofmann H, Fink FM, Mor W, Höcker-Schulz S, Heinz FX, Kunz C.Puchhammer-Stöckl E, et al. Among authors: heinz fx.J Med Virol. 1992 Aug;37(4):298-302. doi: 10.1002/jmv.1890370412.J Med Virol. 1992.PMID: 1328503