TY - GEN AU - Zheng,J J AU - Wang,Y M AU - Gong,Z L TI - [Lactose malabsorption and its ethnic influence in healthy Chinese] SN - 0578-1426 PY - 1987///1019 KW - Adolescent KW - Adult KW - Age Factors KW - Breath Tests KW - Child KW - Child, Preschool KW - China KW - Ethnicity KW - Female KW - Galactosidases KW - deficiency KW - Humans KW - Hydrogen KW - analysis KW - Lactose Intolerance KW - metabolism KW - Lactose Tolerance Test KW - methods KW - Male KW - beta-Galactosidase N1 - Publication Type: Journal Article ER -