A comparative study of Doppler vasoscan and Angiograpahy in the initial assessment of Claudication. Cowthorn SJ, Chopra J, Cox MI, Gregory MA, Gompels BM, MacFarland RJ
Doppler spectrum analysis (vasoscan) in the diagnosis and follow-up of patients undergoing angioplasty. MacFarland RJ, Chopra J, Cowthorn SJ, Cox MI
Closure of external pancreatic fistula by standostatin or oral pancreatic enzymes.
The value of Dopper Spectrum Analysis in the follow-up of femoro-distal grafts in patients with peripheral vascular disease. Cowthorn SJ, Chopra J, MacFarland RJ
Battery Acid ingestion – a retrospective study of 125 patients. Chopra J, Hameed MF, Pillay SS South African Surgeons Association Journal – August 1995
Deep vein thrombosis – A universal problem Chopra J IMA New Delhi Branch – November 1997
Several articles in newspapers and Hospital Journal on peripheral vascular disease.