1 Baylor College of Medicine, Section of Immunology, Allergy and Rheumatology, Department of Pediatrics, Houston, Texas; Texas Children's Hospital, Houston, Texas. Electronic address: chihyin.cy.yeh@gmail.com.
2 Texas Department of State Health Services, Austin, Texas.
3 Allergy, Asthma & Immunology Care Center, Houston, Texas.
4 University of Texas Southwestern Medical Center, Dallas, Texas.
5 Lufkin Independent School District, Lufkin, Texas.
6 San Antonio Asthma and Allergy Clinic, San Antonio, Texas.
7 South Texas Allergy and Asthma Medical Professionals, San Antonio, Texas.
8 Emergency Service Partners, Austin, Texas.
9 New Braunfels Independent School District, New Braunfels, Texas.
10 The Allergy and Asthma Center of Corpus Christi, Corpus Christi, Texas.
11 Dell Children's Medical Center of Central Texas and Dell Medical School at University of Texas, Department of Pediatrics, Austin, Texas.
12 Baylor College of Medicine, Section of Immunology, Allergy and Rheumatology, Department of Pediatrics, Houston, Texas; Texas Children's Hospital, Houston, Texas.