TY - GEN AU - Schuhmann,R AU - Wehler,V TI - [Histological differences of placental villi within materno-fetal circulation units. Contribution to the functional morphology of the placenta] SN - 0003-9128 PY - 1972///0209 KW - Coloring Agents KW - Female KW - Gestational Age KW - Humans KW - Maternal-Fetal Exchange KW - Ovalbumin KW - Placenta KW - anatomy & histology KW - Pregnancy KW - Staining and Labeling N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/BF01628221 ER -