36.Iannotti LL, Tielsch JM, Black MM, Black RE. Iron supplementation in early childhood: health benefits and risks. Am J Clin Nutr. 2006 Dec;84(6):1261-76. http://www.ncbi.nlm.nih.gov/pubmed/17158406
37.Rios E, Hunter RE, Cook JD, Smith NJ, Finch CA. The absorption of iron as supplements in infant cereal and infant formulas. Pediatrics. 1975 May;55(5):686-93. http://www.ncbi.nlm.nih.gov/pubmed/165454
38.Condò M, Posar A, Arbizzani A, Parmeggiani A. Riboflavin prophylaxis in pediatric and adolescent migraine. J Headache Pain. 2009 Oct;10(5):361-5. http://www.ncbi.nlm.nih.gov/pubmed/19649688
39.MacLennan SC, Wade FM, Forrest KM, Ratanayake PD, Fagan E, Antony J. High-dose riboflavin for migraine prophylaxis in children: a double-blind, randomized, placebo-controlled trial. J Child Neurol. 2008 Nov;23(11):1300-4. http://www.ncbi.nlm.nih.gov/pubmed/18984840