CJCP     2000 2 (3):  231-232    ISSN: 1008-8830  CN: 43-1301/R HBsAg from positive to negative with Chinese caterpillar fungus and membranous milkvetch root XIAO Li-Hua, QIN Shun-Shou, QIN Yu, QIN Min Received: null  Revised: null  Online: null Supporting info