Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
C/EBP-alphaBC0638749606CEBP    CEBPA   
C/EBP-alphaNM_0043649606CEBP    CEBPA   

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

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Text2Knowledge ... Yong Huang 2002