TY  - RPRT
TI  - THE THYMUS AND IMMUNOLOGIC COMPETENCE.
AU  - C A BIRCH
PY  - 1965
DO  - 10.1111/j.1753-4887.1965.tb02116.x
UR  - https://pubmed.ncbi.nlm.nih.gov/14289512/
ID  - 14289512
ER  -