TY  - RPRT
TI  - Development of a standard reference material for angiotensin I 
AU  - Margolis, S A
AU  - Schaffer, R
PY  - 1979
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 79-1947
DO  - 10.6028/NBS.IR.79-1947
ER  -