Your Query returns 11 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
cyp19bAJ3119378022
cyp19bAJ3119388022
CYP19bAF3248937957
CYP19bAF3248947957
cyp19bAY325907175797
CYP19BAY3199708090
cyp19bAY380061219752
cyp19bAJ1335969940
cyp19bNM_1316427955cyp19    CYP19a2    P450aromB   
cyp19bAF2266197955
cyp19bAF1839087955

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

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Text2Knowledge ... Yong Huang 2002