CHANGKITTIRAT, P.; RUENTHANA, P.; PINHOM, S. Safety and Efficacy of Omitting Intrathecal Morphine Combined with Ultrasound-Guided Saphenous Nerve Block for Postoperative Analgesia in Total Knee Arthroplasty: A Prospective Comparative Study at Phra Nakhon Si Ayutthaya Hospital. Journal of Preventive Medicine Association of Thailand, [S. l.], v. 16, n. 2, p. 393–408, 2026. Disponível em: https://he01.tci-thaijo.org/index.php/JPMAT/article/view/288348. Acesso em: 3 sep. 2026.