SINGH, Sanjeev; MISHRA, Rachna; DEIGHEIDY, Ehab Mahrous. Comparison of Efficacy and Efficiency of Trans-Nasal Spheno-Palatine Ganglion Block for the Management of Post-Dural Puncture Headache. Journal of the Portuguese Society of Anesthesiology, [S. l.], v. 34, n. 3, p. 92–98, 2025. DOI: 10.25751/rspa.41691. Disponível em: https://revistas.rcaap.pt/anestesiologia/article/view/41691. Acesso em: 5 dec. 2025.