M. Munow and E. J. van der Gaag, “Ailing Toddlers-Is There a Relation between Behavior and Health?” Book of Abstracts 27th Annual Meeting of the European Society for Paediatric Infectious Diseases, 2009, p. 764.
 A. S. Prasad, “Zinc: Role in Immunity, Oxidative Stress and Chronic Inflammation,” Current Opinion in Clinical Nutrition and Metabolic Care, Vol. 12, No. 6, 2009, pp. 646-652.
 K. H. Brown, J. M. Peerson, J. Rivera and L. H. Allen, “Effect of Supplemental Zinc on the Growth and Serum Zinc Concentrations of Prepubertal Children: A MetaAnalysis of Randomized Controlled Trials,” The American Journal of Clinical Nutrition, Vol. 75, No. 6, 2002, pp. 1062-1071.
 S. Maggini, S. Wenzlaff and D. Hornig, “Essential Role of Vitamin C and Zinc in Child Immunity and Health,” Journal of International Medical Research, Vol. 38, No. 2, 2010, pp. 386-414.
 C. Jimenez, I. Leets, R. Puche, E. Anzola, R. Montilla, C. Parra, A. Aguilera and M. N. Garcia-Casal, “A Single Dose of Vitamin A Improves Haemoglobin Concentration, Retinol Status and Phagocytic Function of Neutrophils in Preschool Children,” British Journal of Nutrition, Vol. 103, No. 6, 2010, pp. 798-802.
 E. S. Wintergerst, S. Maggini and D. H. Hornig, “Immune-Enhancing Role of Vitamin C and Zinc and Effect on Clinical Conditions,” Annals of Nutrition and Metabolism, Vol. 50, No. 2, 2006, pp. 85-94.
 C. Ekiz, L. Agaoglu, Z. Karakas, N. Gurel and I. Yalcin, “The Effect of Iron Deficiency Anemia on the Function of the Immune System,” The Hematology Journal, Vol. 5, No. 7, 2005, pp. 579-583.
 B. J. Cherayil, “Iron and Immunity: Immunological Consequences of Iron Deficiency and Overload,” Archivum Immunologiae et Therapiae Experimentalis, Vol. 58, No. 6, 2010, pp. 407-415.
 E. R. Monsen, “Dietary Reference Intakes for the Antioxidant Nutrients: Vitamin C, Vitamin E, Selenium, and Carotenoids,” Journal of the American Dietetic Association, Vol. 100, No. 6, 2000, pp. 637-640.
 H. de B. A. Zevenbergen, M. Zeelenberg, K. van D. G. Laitinen and E. Floter, “Foods with a High Fat Quality Are Essential for Healthy Diets,” Annals of Nutrition and Metabolism, Vol. 54, No. S1, 2009, pp. 15-24.
 J. B. German, “Dietary Lipids from an Evolutionary Perspective: Sources, Structures and Functions,” Maternal & Child Nutrition, Vol. 7, No. S2, 2011, pp. 2-16.
 E. De Vries, “Patient-Centred Screening for Primary Immunodeficiency: A Multi-Stage Diagnostic Protocol Designed for Non-Immunologists,” Clinical & Experimental Immunology, Vol. 145, No. 2, 2006, pp. 204-214.
 S. S. Gidding, B. A. Dennison, L. L. Birch, S. R. Daniels, M. W. Gillman, A. H. Lichtenstein, K. T. Rattay, J. Steinberger, N. Stettler and L. Van Horn, “Dietary Recommendations for Children and Adolescents: A Guide for Practitioners,” Pediatrics, Vol. 117, No. 2, 2006, pp. 544559.
 M. L. Notenboom, M. Mommers, E. H. Jansen, J. Penders and C. Thijs, “Maternal Fatty Acid Status in Pregnancy and Childhood Atopic Manifestations: KOALA Birth Cohort Study,” Clinical & Experimental Allergy, Vol. 41, No. 3, 2011, pp. 407-416.
 A. H. Wijga, H. A. Smit, M. Kerkhof, J. C. De Jongste, J. Gerritsen, H. J. Neijens, H. C. Boshuizen and B. Brunekreef, “Association of Consumption of Products Containing Milk Fat with Reduced Asthma Risk in Pre-School Children: The PIAMA Birth Cohort Study,” Thorax, Vol. 58, No. 7, 2003, pp. 567-572.
 S. Y. Huh, S. L. Rifas-Shiman, J. W. Rich-Edwards, E. M. Taveras and M. W. Gillman, “Prospective Association between Milk Intake and Adiposity in Preschool-Aged Children,” Journal of the American Dietetic Association, Vol. 110, No. 4, 2010, pp. 563-570.
 G. Barba, E. Troiano, P. Russo, A. Venezia and A. Siani, “Inverse Association between Body Mass and Frequency of Milk Consumption in Children,” British Journal of Nutrition, Vol. 93, No. 1, 2005, pp. 15-19.