Abdullah Khan, Shahida Hasan Memon, Rukhsana Saboor, Aneeb Mengal, Naila Memon, Muhammad Ali Soomro6, Kiran Aamir, Aamir Ramzan 2023. Prevalence of Serum Vitamin-B12 Level and its Association Among the Patients of Transient Ischemic Attack/Ischemic Stroke. Pakistan Journal of Medical & Health Sciences. 17, 04 (Jun. 2023), 591. DOI:https://doi.org/10.53350/pjmhs2023174591.