VARGHESE, Jenish. The effectiveness of progressive muscle relaxation therapy on postoperative pain. International Journal of Nursing and Medical Investigation, [S. l.], v. 3, n. 2, p. 49–51, 2024. Disponível em: https://innovationaljournals.com/index.php/ijnmi/article/view/502. Acesso em: 4 oct. 2025.