Naghipour, Bahman, Mahboub Pouraghaei, Ali Tabatabaey, Allahveirdy Arjmand, 和 Gholamreza Faridaalaee. 2020. 《Comparison of Ketamine and Tramadol in Management of Acute Pain; A Systematic Review》. 学术急诊医学档案 8 (1):e68. https://doi.org/10.22037/aaem.v8i1.835.