1.
Holanda AC, Batista MA, Oliveira RRB, Oliveira MCM de, Asfora CA, Nascimento ACS do, Arraes EC, Costa RG, Valença MM. Secondary nummular headache: a literature review. Headache Med [Internet]. 2016 Dec. 31 [cited 2024 May 9];7(4):133-6. Available from: https://headachemedicine.com.br/index.php/hm/article/view/297