ARBY SHAFARA SEKUNDAPUTRA; RAHMAWATI. KETAMINE VERSUS ELECTROCONVULSIVE THERAPY FOR SEVERE TREATMENT-RESISTANT DEPRESSION: A SYSTEMATIC REVIEW AND META-ANALYSIS OF EFFICACY, SPEED OF RESPONSE, COGNITIVE OUTCOMES, AND SAFETY. The International Journal of Medical Science and Health Research, [S. l.], v. 49, n. 2, p. 62–146, 2026. DOI: 10.70070/fdkn3z10. Disponível em: https://internationalmedicaljournal.org/index.php/ijmhsr/article/view/724.. Acesso em: 22 oct. 2026.