Rosyadi, Ahmad Wahyu, et al. “Enhancing Low-Resource Healthcare Chatbots via Multi-Stage Data Augmentation and IndoBERT Fine-Tuning”. Indonesian Journal of Electronics, Electromedical Engineering, and Medical Informatics, vol. 8, no. 3, Aug. 2026, pp. 380-9, https://doi.org/10.35882/ijeeemi.v8i3.327.