TY  - RPRT
TI  - Letter: Immunoglobulin standards.
AU  - J F Soothill
PY  - 1975
DO  - 10.1016/s0140-6736(75)92401-0
UR  - https://pubmed.ncbi.nlm.nih.gov/46357/
ID  - 46357
ER  -