Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CAMPATH-1NM_01370610090B7    MB7    CLS1    Cd52   
CAMPATH-1BC02749510090B7    MB7    CLS1    Cd52   

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

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Text2Knowledge ... Yong Huang 2002