000 00482nam a2200169Ia 4500
008 200910s1997 xx 000 0 und d
020 _a9241545062
041 _aeng
082 _a615
100 _aW.H.O
245 _aVitamin a supplements : a guide to their use in the tratment & prevention of vitamin a dificiency and xerophthalmia
250 _a2
260 _aGeneva
_bWorld health organization
_c1997
300 _a28
650 _aPharmacy Practice
906 _aReference
999 _c37610
_d37610