AU  - Katz,David H.
AU  - Dixon,F.J.
TI  - Lymphocyte differentiation recognition and regulation / 
T2  - Immunology
SN  - 0124016405
U1  - 576.22 
PY  - 1977///
CY  - New York : 
PB  - Academic Press , 
KW  - Mechanism of Immunity
ER  -