Diagnostics and therapeutics of intra-extrahepatic cholangiectasis Diagnostics and therapeutics of intestinal obstruction 并列题名：Practical diagnostics and therapeutics of gastrointestinal malignant tumors Diagnosis and therapeutics of tumor complication Practical diagnostics and therapeutics of integrated traditional Chinese and western medicine Modern diagnosis and therapeutics of clinical otolaryngology diseases 并列题名：Diagnosis and therapies of spinal infection