Guidelines for diagnostic flexible bronchoscopy in adults: Joint Indian Chest Society/National College of chest physicians (I)/Indian association for bronchology recommendations. - Mohan, Anant; Madan, Karan; Hadda, Vijay; Tiwari, Pawan; Mittal, Saurabh; Guleria, Randeep; Khilnani, G; Luhadia, S; Solanki, R; Gupta, K; Swarnakar, Rajesh; Gaur, S; et al. (Lung India, 2019)