HAIDER, Syed Zeeshan; KHAN, Rao Ali Shan; IQBAL, Muhammad Rashid; IRUM NOOR; MUHAMMAD HUZAIFA SHAREEF; ABID KHAN. Efficacy of Greater Occipital Nerve Block in Treatment and Prevention of Chronic Migraine. Pakistan Armed Forces Medical Journal, [S. l.], v. 76, n. 5, p. 623–627, 2026. DOI: 10.51253/pafmj.v76i5.11111. Disponível em: https://www.pafmj.org/PAFMJ/article/view/11111. Acesso em: 30 sep. 2026.