000 00574nam a2200229Ia 4500
001 004931
008 141222s9999 xx 000 0 und d
040 _aDB/INS
041 0 _aeng
084 _aOMS
084 _bPV-21
245 1 0 _aGlobal prevalence of vitamin A deficiency
245 1 0 _cWorld Health Organization, United Childre's Fund
260 _aGeneva
260 _bWHO
260 _c1995
300 _aix, 113
300 _bfigs.; tbls.; maps.; ilus
440 0 _aWHO/NUT/95.3
650 1 _aDeficiencia de vitamina A
710 2 _aUnited Childre's Fund
999 _c14354
_d14354