Vitamin A deficiency and its consequences : a field guide to detection and control
Card's contents:551,498 SOMMER ALFRED Vitamin A deficiency and its consequences : a field guide to detection and control / Alfred Sommer. - 3 ed. - Geneva : World Health Organization, 1995. -VII, 69 s., [4] k. tabl. : il., wykr. ; 24 cm ISBN 92-4-1544778-3