TY - BOOK ED - British Society for Developmental Biology. ED - Newth, D. R. ED - Balls, Michael, 1938- TI - Maternal effects in development: the Fourth symposium of the British society for developmental biology SN - 0521226856 PY - 1979/// CY - Cambridge PB - Cambridge University Press KW - Maternal KW - Fetal Exchange KW - Congresses KW - Developmental biology N1 - Includes bibliographies and index ER -