Kruajak, N. ., P. . Kranokpiraksa, and T. Jitpasutham. “Comparing cytological adequacy between conventional smear and liquid-based cytology in ultrasound-guided fine needle aspiration of thyroid nodules: A prospective study”. Chulalongkorn Medical Journal, vol. 65, no. 3, July 2021, https://he05.tci-thaijo.org/index.php/CMJ/article/view/146.