Your Query returns 8 Accession Numbers:
Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CYP19aAF3248957957
CYP19aAF3248967957
CYP19aAF3248977957
cyp19aAY325908175797
cyp19a0N/Aar1    cyp19    cypXIX    CYP19a1    P450aromA    aromatase   
cyp19aAF1839077955
cyp19aAF2266207955
cyp19aAF1839067955

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

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Text2Knowledge ... Yong Huang 2002