Ribeiro FCP, Pereira KF, César Âlcantara R de A. Primary Care - A brief summary that every Cephaliatrist should know. Headache Med [Internet]. 2023 Dec. 31 [cited 2024 May 10];14(4):176-83. Available from: https://headachemedicine.com.br/index.php/hm/article/view/813