Correction to: A PRISMA-compliant systematic review of the endpoints employed to evaluate symptomatic treatments for primary headaches

por García-Azorin, D., Yamani, N., Messina, L. M., Peeters, I., Ferilli, M. A. N., Ovchinnikov, D., Speranza, M. L., Marini, V., Negro, A., Benemei, S., Barloese, M.
Publicado 2019