Farhan , Zaman B., and Eiman A A. Abass. 2024. “The Relationship Between Nerve Growth Factor and Vitamin B12 As a Predictive Marker for Nerve Damage in Iraqi Patients With Systemic Lupus Erythematosus”. Ibn AL-Haitham Journal For Pure and Applied Sciences 37 (3): 311-21. https://doi.org/10.30526/37.3.3342.