SILVA-NÉTO, R. P. .; VALENÇA, M. M. . Thank you Sjaastad (1928-2022) for everything we learned from you. Headache Medicine, [S. l.], v. 13, n. 3, p. 158–159, 2022. DOI: 10.48208/HeadacheMed.2022.13. Disponível em: https://headachemedicine.com.br/index.php/hm/article/view/663. Acesso em: 11 may. 2024.