Answer:
Practice auscultating on as many healthy and ill individuals as possible
Explanation:
To attain great proficiency in auscultation, it is important that one must practice the process on many ill and healthy people. If you choose to simply compare results with colleague, it may be advantageous to an extent, but it cannot improve your techniques and is usually impractical. review the anatomy, physiology, pathophysiology involved in respiratory disease can only provide you with the assessment context, but cannot improve your accuracy. Percussion may not increase accuracy either.