000 00300nam a2200109Ia 4500
100 _aEastman, Susan. J
942 _cBK
245 _aVitamin A deficiency and xerophthalmia : recent findings and some programme implications
260 _aUNICEF, New York
_c1987
082 _a617.7 Eas
300 _aiv,84
999 _c63502
_d63502