TY - RPRT TI - Biochemical and physiological differentiation during morphogenesis; quantitative morphologic studies on the developing cerebral cortex of the fetal guinea pig. AU - V B PETERS AU - L B FLEXNER PY - 1950 DO - 10.1002/aja.1000860106 UR - https://pubmed.ncbi.nlm.nih.gov/15404750/ ID - 15404750 ER -