TY  - BOOK
AU  - The United States Pharmacopeial Convention
TI  - 2018 United states pharmacopeia - USP 41, National formulary - NF 36, volume - IV
U1  - 615.09421 USP 
PY  - 2017///- 18
CY  - Rockvilly
PB  - The United States Pharmacopeial Convention
ER  -