Type of Study : Letter to EditorFull Title : High Flow Nasal Cannula (HFNC) during flexible bronchoscopy, is it cost-effective?Gaurav Gautam MD, Prawin Kumar MD, Jagdish P. Goyal MDDepartment of Pediatrics, All India Institute of Medical Sciences Jodhpur, Rajasthan, IndiaAbbreviated title: HFNC during flexible bronchoscopy