000 00425nam a22001337a 4500
008 230419b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aTraining of research workers in the sciences
_c/ World Health Organization
260 _aGeneva:
_bWorld Health Organization,
_c1972
300 _a59p.
650 _2Science
653 _aMedical
942 _2udc
_cBK
999 _c55960
_d55960