TY  - RPRT
TI  - Embryonic bursa development in vitro.
AU  - M A Ritter
AU  - A M Lebacq
PY  - 1977
DO  - 10.1002/eji.1830070713
UR  - https://pubmed.ncbi.nlm.nih.gov/891599/
ID  - 891599
ER  -