TY - RPRT TI - Cell interactions modulate embryonal carcinoma cell differentiation into parietal or visceral endoderm. AU - B L Hogan AU - A Taylor AU - E Adamson PY - 1981 DO - 10.1038/291235a0 UR - https://pubmed.ncbi.nlm.nih.gov/6164928/ ID - 6164928 ER -