Tangpiroontham, Padungkiat. “Electromagnetic Navigation Bronchoscopy With Two Points Dye Marking for Surgical Biopsy in Small Peripheral Intersegmental Pulmonary Nodule: A Case Report”. The Bangkok Medical Journal 14, no. 2 (September 20, 2018): 55. Accessed October 20, 2021. https://he02.tci-thaijo.org/index.php/bkkmedj/article/view/222537.