N. Ahsan, L. Shahbaz, S. Asim, H. Erum, M. A. Ansari, and A. Javaid, “Serum Vitamin B12 as a Risk Factor and Prognostic Indicator in Acute Ischemic Stroke: A Case-Control Study at a Tertiary Care Hospital Mirpurkhas (Sindh): Serum Vitamin B12 as a Risk Factor and Prognostic Indicator in Acute Ischemic Stroke”, PJHS-Lahore, vol. 6, no. 1, pp. 331–336, Jan. 2025.