Asymptomatic mitral valve regurgitation in pediatric patients. The Journal of the Japan Pediatric Society. 2004. 108. 3. 232
The alternations of Swaves and R/S ratio on V2, V3 and V4 of electrocardiogram inpediatric cardio vascular disease. Japanese Journal of Pediatric Cardiology and Cardiac Surgery. 2004. 20. 3. 393