By Hirsbrunner G.   Kupfer U.   Burkhardt H.   Steiner A.   in Theriogenology

ISSN:0093-691X|50|3|445-455

Elsevier‎(1998)‎

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By Hirsbrunner G.   Knutti B.   Kupfer U.   Burkhardt H.   Steiner A.   in Animal Reproduction Science

ISSN:0378-4320|79|1|17-32

Elsevier‎(2003)‎

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By Reist M.   Koller A.   Busato A.   Kupfer U.   Blum J.W.   in Theriogenology

ISSN:0093-691X|54|5|685-701

Elsevier‎(2000)‎

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By Hirsbrunner G.   Eicher R.   Kupfer U.   Burkhardt H.   Steiner A.   in Theriogenology

ISSN:0093-691X|54|2|291-303

Elsevier‎(2000)‎

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By Busato A.   Romagnoli S.   Kupfer U.   Rossi G.L.   Bestetti G.E.   in Theriogenology

ISSN:0093-691X|44|2|233-246

Elsevier‎(1995)‎

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