Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
p19ARFNM_00987710090Arf    p16    MTS1    p16INK4a    ARF-INK4a    INK4a-ARF    Cdkn2a   
p19ARFAF06480913616

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

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Text2Knowledge ... Yong Huang 2002