TY  - BOOK
AU  - Colowick, Sidney, P.
AU  - Kaplan, Nathan, O.
TI  -  Methods in enzymology: :v.18(b) vitamins and coenzymes
U1  - 574.192 5 
PY  - 1971///
CY  - New York
PB  - Academic Press
KW  -  Nicotinic acid:analogs and coenzymes
KW  - Flavins and derivatives
KW  - Pteridines,analogs and pterin coenzymes
ER  -