Article Citation
Chen K, Han BG, Ma XK, Zhang HQ, Meng L, Wang GH, Xia F, Song XG, Ling SG. Establishment and preliminery use of hepatitis B virus preS1/2 antigen assay. World J Gastroenterol 1999; 5(6): 550-552 [PMID: 11819513 DOI: 10.3748/wjg.v5.i6.550]
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