NAJAFIDOLATABAD, S.; JANMOHAMAD, M.; MOHEBBINOVBANDEGANI, Z. Comparison of the pain severity, drug leakage and ecchymosis rates caused by the application on tramadol intramuscular injection in Z-track and Air-lock techniques. Investigación y Educación en Enfermería, [S. l.], v. 28, n. 2, 2010. DOI: 10.17533/udea.iee.6385. Disponível em: https://revistas.udea.edu.co/index.php/iee/article/view/6385. Acesso em: 4 apr. 2025.