000
00279nam a2200109Ia 4500
008
201224s9999||||xx |||||||||||||| ||und||
100
_a
USA
_9
6772
245
0
_a
United States Pharmacopeia USP XXI sup 1 NFXVI
260
_a
Rockville
_b
USP
_c
1985
500
_a
1688 to1791
942
_c
BK
999
_c
9767
_d
9751