Ahn [one] reviewed the Superior diagnostic function of bronchoscopy. Versatile bronchoscopy is an important diagnostic Instrument within the clinical subject of respiratory medicine. Over the past 10 years, endobronchial ultrasound (EBUS) has been launched in clinics. Convex probe-EBUS has actually been accustomed to diagnose lots of central lung lesions https://directivepublications.org/journal-of-respiratory-medicine-and-research/