Wang, Anqiang Diagnostic value of negative enrichment and immune fluorescence [electronic resource] - Chinese journal of cancer research = Chung-kuo yen cheng yen chiu Dec 2019 - 945-954 p. digital Publication Type: Journal Article ISSN: 1000-9604 Standard No.: 10.21147/j.issn.1000-9604.2019.06.10 doi