TY  - RPRT
TI  - Histocompatibility and human placentation.
AU  - M Seppälä
AU  - M Tolonen
PY  - 1970
DO  - 10.1038/225950a0
UR  - https://pubmed.ncbi.nlm.nih.gov/5415131/
ID  - 5415131
ER  -