000 00503 a2200181 4500
020 _a9241544783
082 _a616.39
_bSOM
090 _c21274
_d33044
100 _aSommer, Alfred
245 _aVitamin A deficiency and its consequences
_ba field guide to detection and control
250 _a3rd ed.
260 _aGeneva
_bWHO
_c1995
_g1995
300 _avii,69p.
_c24cm
650 _aNutrition and metabolic diseases
650 _aDiseases
650 _aDiseases of digestive system
942 _cL
999 _c48779
_d48779