Primary phrenic nerve tumors: a systematic review. - Kakamad, Fahmi H.; Ahmed, Harem K.; Ali, Rebaz M.; Abdulkarim, Meer M.; Hattam, Azad S.; Ahmed, Farman J.; Baqi, Dana H.; Salih, Kanaw A.; Jabbar, Shno J.; Abdulla, Bzhwen Y.; Mohammed, Hezha A; Omer, Choman Sabah; et al. (Egyptian Journal of Neurosurgery, 2026)