Saenghirunvattana, Sawang, Surapol Israpaibool, Chana Buakham, and Noriaki Kurimoto. 2011. “Diagnosis of Peripheral Lung Lesions (PPLs) by Endobronchial Ultrasonography, With Guide Sheath Transbronchial Biopsy”. The Bangkok Medical Journal 2 (1), 16. https://doi.org/10.31524/bkkmedj.2011.09.003.