TY - RPRT TI - [Differentiation tendency in mesodermal germ layer. Isolation experiments on morula, blastula and gastrula stadia of axolotl (Ambystoma mexicanum)]. AU - J Koebke PY - 1976 UR - https://pubmed.ncbi.nlm.nih.gov/1024382/ ID - 1024382 ER -