000 00449nam a22001097a 4500
008 230720b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aCumulative list of proposed international nonproprietary names:
_bFor pharmaceutical substances
_c/ Lists 1-25 published in the who chronicle 1953-1971
260 _aGeneva:
_bWorld Health Organization,
_c1971
300 _a189p.
942 _2udc
_cREF
999 _c53943
_d53943