TY - GEN AU - Marecki,B TI - Changes in the weight of internal organs in the fetal ontogenesis SN - 0044-314X PY - 1989///0822 KW - Embryonic and Fetal Development KW - Female KW - Humans KW - Male KW - Organ Size KW - Viscera KW - embryology N1 - Publication Type: Journal Article ER -