Santana CC de L, Souza BFN de, Andrade JR de, Valenca MM, Santos SM dos, Lima LM de AR, Santos EM dos, Cruz FJB da. Return to the Emergency Department of a Private Hospital in the City of Recife for Patients with Headaches. Headache Med [Internet]. 2023 Dec. 20 [cited 2024 Nov. 21];14(Supplement):123. Available from: https://headachemedicine.com.br/index.php/hm/article/view/982