000 00306nam a22001217a 4500
020 _a9240580123
050 _aMED RA644.Y4
_bW58
245 _aYellow-fever vaccinating centres for international travel
260 _aGeneva
_bWHO
_c1991
300 _avi,82p.
650 _aYellow-fever vaccinating
942 _cBK
999 _c2518
_d2518