Duy, L.N., Hiền, T.T., Thu, N.T. and Phương, H.T.L. 2024. 19. Clinical Characteristics of Acute Non-Traumatic Headache in Children Aged from 7 to 15 Years oldClinical Characteristics of Acute Non-Traumatic Headache in Children Aged from 7 to 15 Years old. Journal of Medical Research. 181, 8 (Sep. 2024), 174-180. DOI:https://doi.org/10.52852/tcncyh.v181i8.2732.