TY  - GEN
AU  - PATTERSON,D S
TI  - The chemical composition of Weybridge PPD
SN  - 0041-3879
PY  - 2000///0701
KW  - Tuberculin
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1016/s0041-3879(59)80145-8
ER  -