Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
EGFRBP-GRB2NM_0020869606ASH    Grb3-3    GRB2   
EGFRBP-GRB2NM_2035069606ASH    Grb3-3    GRB2   
EGFRBP-GRB2M969959606

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

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Text2Knowledge ... Yong Huang 2002