Would chronotype change the impact of the relationship between early school schedules and adolescent migraine frequency? A response. Issue 2 (5th February 2021) - Gelfand, Amy A.; Ross, Alexandra C.; Pavitt, Sara; Szperka, Christina L.; Irwin, Samantha L.; Bertisch, Suzanne; Stone, Katie L.; Frazier, Remi; Grimes, Barbara; Allen, I. Elaine