Characteristics of children with asthma who are enrolled in a Head Start program  Perla A. Vargas, PhD, Pippa M. Simpson, PhD, J. Gary Wheeler, MD, Rajiv Goel, MS, Charles R. Feild, MD, John M. Tilford, PhD, Stacie M. Jones, MD  Journal of Allergy and Clinical Immunology  Volume 114, Issue 3, Pages 499-504 (September 2004) DOI: 10.1016/j.jaci.2004.05.025

Fig 1 Percentage of children with positive skin prick test results. Journal of Allergy and Clinical Immunology 2004 114, 499-504DOI: (10.1016/j.jaci.2004.05.025)