Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
tbx-30AC0248396239
tbx-30NC_0032826239Y59E9AR.3   
tbx-30NM_0683496239Y59E9AR.3   

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

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Text2Knowledge ... Yong Huang 2002