Arina, C. A.; Amir, D.; Siregar, Y.; Sembiring, R. J. The Role of Polymorphism Gen Methylene Tetra Hydrofolate Reductase (MTHFR) C677T in Ischaemic Stroke Patients With and Without Hypertension. Open Access Maced J Med Sci 2019, 7, 29-32.