BREUNIG, Michael et al. The effect of Peyton’s four-step method for teaching point-of-care ultrasound psychomotor skills: an experimental study. The Ultrasound Journal, Fidenza (PR), Italy, v. 17, n. 1, p. 58, 2025. Disponível em: https://www.mattioli1885journals.com/index.php/theultrasoundjournal/article/view/18225. Acesso em: 30 jan. 2026.