541,221 HILSCHER W. [red.] Problems of the Keimbahn. New Work on Mammalian Germ Cell Lineage. Based on the Symposium..., held in Hamburg 1981, during the 6th European Anatomical Congress Vol. ed. W. Hilscher. Basel 1983 S. Karger 8° s. nlb. 8, 128, il. Bibliotheca Anatomica nr 24