RENHORAN, C.; NUR’AIDA, A. C. CALIBRATION AND VALIDATION OF A PORTABLE WEARABLE DEVICE FOR VITAL SIGN MONITORING. Asian Journal Of Medical Technology, [S. l.], v. 5, n. 2, p. 57–81, 2025. DOI: 10.32896/ajmedtech.v5n2.57-81. Disponível em: http://139.180.220.234/index.php/journal/article/view/79. Acesso em: 19 mar. 2026.