IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-9-12-32602 Original Research Paper ADVANTAGE OF SUBFASCIAL ENDOSCOPIC PERFORATOR SURGERY [SEPS] OVER OPEN PERFORATOR LIGATION [OSPL] IN TREATMENT OF GREAT SAPHENOUS VARICOSE VEINS-A COMPARITIVE STUDY N.MURUGESAN Dr. Dr. NAPA MADHUSUDHAN Dr. Dr. MUTHURAJ Dr. Dr. BHANUMATHY GIRIDHARAN Dr. Prof. Dr. SHUNMUGASUNDARAM P.N Dr. December 2020 9 12 01 02