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Wirth HP, Scheiwiller A, Flury R, Casanova C, Müller A, Hoffmann R, Ammann R, Altorfer J.Wirth HP, et al. Among authors: altorfer j.Schweiz Med Wochenschr. 1992 Jun 27;122(26):1015-8.Schweiz Med Wochenschr. 1992.PMID: 1626250German.
Meyenberger C, Altorfer J, Münch R, Müller A, Ammann R.Meyenberger C, et al. Among authors: altorfer j.Schweiz Med Wochenschr. 1991 Jun 8;121(23):877-80.Schweiz Med Wochenschr. 1991.PMID: 1857946German.
Wirth HP, Vogt P, Ammann R, Altorfer J.Wirth HP, et al. Among authors: altorfer j.Schweiz Med Wochenschr. 1993 May 29;123(21):1106-10.Schweiz Med Wochenschr. 1993.PMID: 8511543German.