TY - GEN AU - Lebenthal,E TI - Genetic endowment, biological clocks, regulatory mechanism, and environmental influences as determinants affecting ontogeny of the gastrointestinal tract SN - 0277-2116 PY - 1984///0107 KW - Animals KW - Biological Clocks KW - Digestive System KW - embryology KW - Disaccharidases KW - metabolism KW - Female KW - Gene Expression Regulation KW - Genotype KW - Hormones KW - blood KW - Humans KW - Maternal-Fetal Exchange KW - Pregnancy KW - Rats N1 - Publication Type: Journal Article UR - https://doi.org/10.1097/00005176-198300201-00001 ER -