Your Query returns 12 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Col9a3NM_00993610090120270
COL9A3BC0117059606EDM3    MED    DJ885L7.4.1    IDD    120270
COL9A3L411629606120270
COL9A3AH0080579606120270
COL9A3AF0268019606120270
COL9A3AF0268029606120270
COL9A3AL0356699606120270
COL9A3NM_0018539606IDD    MED    EDM3    DJ885L7.4.1    120270
Col9a3NT_03921210090120270
Col9a3AF34971810090120270
Col9a3BC03094510090120270
COL9A3NT_0113339606120270

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

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Text2Knowledge ... Yong Huang 2002