Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Cea1NM_01192610090Bgp    Hv2    Bgp1    Cea7    Hv-2    MHVR    bb-1    C-CAM    CD66a    Cea-1    Cea-7    Mhv-1    mCEA1    mmCGM1    mmCGM2    mmCGM1a    Ceacam1   
CEA1M6002310116

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* OMIM link based on symbol match for human and mouse.

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Text2Knowledge ... Yong Huang 2002