Variations in Follow-up Care for Children Presenting to the Emergency Department for Headache: A Multi-Center Prospective Cohort Study

Jeanine E. Hall, Children's Hospital Los Angeles, Los Angeles, CA, United States; Kaileen Jafari, University of Washington School of Medicine, Seattle, WA, United States; Pamela J.. Okada, University of Texas Southwestern Medical School, Dallas, TX, United States; My H. Vu, Children's Hospital Los Angeles, Los Angeles, CA, United States; Peter Dayan, Columbia University, Hastings on Hudson, NY, United States; Nathan Kuppermann, Children's National Health System, Washington, DC, United States; Tamara D.. Simon, Children's Hospital Los Angeles, Los Angeles, CA, United States; Todd Chang, Children's Hospital Los Angeles, Los Angeles, CA, United States; Eileen Klein, Seattle Children's, Seattle, WA, United States; Daniel S. Tsze, Columbia University Vagelos College of Physicians and Surgeons, New York, NY, United States