TY - BOOK AU - UNITED STATES PHARMACOPEAL CONVENTION INC TI - USP 23 : the United States pharmacopeia, 23. revision ; NF 18 : the national formulary: National formulary supplement .no.2 SN - 10790586 U1 - 615.117 3 UNI PY - 1995/// CY - Maryland PB - United states Pharmacoeial convention Inc KW - Pharmacopeias(615.11) N1 - .no.2 ; : ; 18 ; 23 ; 23. ; formulary ; national ; NF ; pharmacopeia, ; revision ; States ; supplement ; United ; USP ER -