Masrizal, et al. “Empowering Adolescent Peer Cadres for Tuberculosis Prevention: The ‘PEKA TB’ Initiative at SMPN 31 Padang ”. Warta Pengabdian Andalas, vol. 32, no. 4, Dec. 2025, pp. 480-8, doi:10.25077/jwa.32.04.480-488.2025.