MA, Lei; ZHANG, Hao. Machine learning algorithm of ultrasound-mediated intestinal function recovery and nursing efficacy analysis of lower gastrointestinal malignant tumor after surgery. Pakistan Journal of Medical Sciences, [S. l.], v. 37, n. 6-WIT, 2021. DOI: 10.12669/pjms.37.6-WIT.4866. Disponível em: https://pjms.org.pk/index.php/pjms/article/view/4866. Acesso em: 14 feb. 2026.