000 00332nam a22000977a 4500
008 230630b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aYellow-fever vaccinating centres for international travel
260 _bWorld health organization
_c1976
_aGeneve
942 _cBK
_2udc
999 _c65035
_d65035