Long-term research on growth and development patterns and scientific talent selection of adolescent athletes. Obtained an A-level qualification in bone-age assessment at the first national bone-age training course in May 1985. After long-term longitudinal follow-up and summary in bone-age assessment and accurate height prediction, developed the TW3 Yu correction method by incorporating current growth and development trends in Chinese children and correcting for changes in abnormal growth and development; it has gained a certain reputation in China.
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Long-term research on growth and development patterns and scientific talent selection of adolescent athletes. Obtained an A-level qualification in bone-age assessment at the first national bone-age training course in May 1985. After long-term longitudinal follow-up and summary in bone-age assessment and accurate height prediction, developed the TW3 Yu correction method by incorporating current growth and development trends in Chinese children and correcting for changes in abnormal growth and development; it has gained a certain reputation in China.
Comprehensive diagnosis and treatment of prostate cancer (AI risk assessment, disease monitoring, noninvasive diagnosis, robotic surgery, and full-course management with combined endocrine therapy), complex kidney and ureteral stones, and phimosis in children and adults.