100 7 Dungy/ Morgan/ Heotis/ Branson/Adams Dallman, P.R.; Siimes, M.A.: Percentile curves for hemoglobin and red cell volume in infancy and childhood. J. Pediat. 94: 26-31 (1979). Koerper, M.A.; Mentzer, W.C.; Brecher, G.; Dallman, P.R.: De- velopmental change in red blood cell volume: implication in screening infants and children for iron deficiency and thalas- semia trait. J. Pediat. 89: 580-583 (1976). Garn, $.M.; Ryan, A.S.; Abraham, B.S.; Owen, F.: Suggested sex and age appropriate values for ‘low’ and ‘deficient’ hemoglobin levels. Am. J. clin. Nutr. 34: 1648-1651 (1981). World Health Organization. Nutritional anemia. Tech. Rep. Ser. Wid Hlth Org. 503 (1972). 14 Garn, S.M.; Ryan, A.S.; Owen, G.M.; Abraham, S.: Income matched black-white hemoglobin differences after correction for low transferrin saturations. Am. J. clin. Nutr. 34: 1645-1647 (1981). 15 Yip, R.; Schwartz, S.; Dernard, A.S.: Hematocrit values in white, black and American Indian children with comparable iron status. Am. J. Dis. Child. 138: 824-827 (1984). Dallman, P.R.; Yip, R.: Johnson, C.: Prevalence and causes of anemia in the United States, 1976 to 1980. Am. J. clin. Nutr. 39: 437-445 (1984). Yip, R.; Johnson, C.; Dallman, P.R.: Age-related changes in laboratory values used in the diagnosis of anemia andiron deficiency, Am. J. clin. Nutr. 39; 427-436 (1984). 13 Cook, J.D.; Alvarado, J.;-Gutnisky, A.; Jamara, M.; Labardini, J., Layrisse, M.; Linares, J.; Loria, A.; Maspes, V.; Restrepo, A.; Reynafarje, C.: Sanchez-Medal, L.: Velex, H.; Viteri, F.: Nutritional deficiency and anemia in Latin America: a collaborative study. Blood 38: 591-603 (1971). BN2 RECORDS REPOSITORY couection L7ARSHALL BOXNo MEDICAL DEPT. PYBLICAT IONS ee 23.74 = 2h i fs. 3 ry - a oben [SLAN DS Received: May 15, 1986 Accepted: September 18, 1986 Claibourne I. Dungy, MD, Pediatrics and Social Ecology, University of California, Irvine Medical Center, Building 27, Route 81, 101 The City Drive, Orange, CA 92668 (USA) The Medical Research Center Brookhaven National Laboraines Upton, L. L, New York