1. Thoracoscopic Heller's myotomy. Treatment of achalasia by the videoendoscopic approach;Arreola-Risa;Chest Surg Clin North Am,1995
2. Diagnostic thoracoscopy;DeCamp;Ann Thorac Surg,1973
3. Endoscopic procedures of the upper-thoracic sympathetic chain: A review;Drott;Arch Surg,1993
4. Instruments for illuminating dark cavities;Fisher;Phila J Med Phys Sci,1927
5. Diagnostic thoracoscopy;Hatch;Surg Clin North Am,1966