Comparing serum ferritin values from different population surveys / [Looker, AC ... [et al.]].
Imprint
Hyattsville, Md. : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, National Center for Health Statistics ; [Washington, D.C. : Supt. of Docs., U.S. G.P.O., distributor, 1991]
