Your Query returns 9 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Apoc4NM_01273710116Acl    Apoa4   
Apoc4NM_00738510090Acl    600745
APOC4U325769606600745
APOC4BC0207239606600745
APOC4AY4229539606600745
APOC4NM_0016469606600745
Apoc4NT_03939510090600745
Apoc4BC02465710090600745
APOC4NT_0111099606600745

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

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Text2Knowledge ... Yong Huang 2002