Ghazaly, H.; Khalefa, M.; Sedeek, M.; Hasanen, M. Sphenopalatine Ganglion Block With Lidocaine Versus Bupivacaine for Optimizing Intraoperative Bleeding and Surgical Field Visibility During Endoscopic Septoplasty: A Randomized Double-Blind Controlled Trial. apic 2024, 28, 92-99.