000 00405nam a2200157Ia 4500
008 230819s9999 xx 000 0 und d
082 _a363.15 WHO
245 0 _aWho Vaccine Preventable Diseasses: Monitoring System-2001 Global Summary
250 _a1ed.
260 _aGeneva
260 _bWorld Health Organization
260 _c2000
300 _a296p
650 _aSocial problems
942 _cBK
999 _c152964
_d152962