Hassan, D. S., & Hasary, H. J. . (2022). Effects of Folic Acid and Vitamin B12 Supplementation on the Efficacy and Toxicity of Pemetrexed in the Management of Advanced Stage Non-Squamous Non-Small Cell Lung Cancer. Al-Rafidain Journal of Medical Sciences ( ISSN 2789-3219 ), 3, 1–5. https://doi.org/10.54133/ajms.v3i.71