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Del Grande F, Exner GU, Hodler J.Del Grande F, et al. Among authors: hodler j.Praxis (Bern 1994). 1999 Oct 21;88(43):1770-4.Praxis (Bern 1994). 1999.PMID: 10568355German.
Zanetti M, Eberhard SM, Exner GU, von Hochstetter A, Hodler J.Zanetti M, et al. Among authors: hodler j.Praxis (Bern 1994). 1997 Mar 11;86(11):432-6.Praxis (Bern 1994). 1997.PMID: 9190645German.