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青年人下消化道出血的病因分析／雷培森…／／中国实用内科杂志．－１９９５，１５（１）．－２４１９８２年５月～１９９３年３月，作者选择３０岁以下青年人下消化道出血２４５例，进行纤维结肠镜检查，并与同期老年人（＞６０岁）下消化道出血２００例作为对照。选择有...
Etiology of lower gastrointestinal bleeding in young people / Repson ... // Chinese Journal of Practical Internal Medicine. -1995,15 (1). - From May 24,1982 to March 1993, the authors selected 245 cases of lower gastrointestinal bleeding in young people under the age of 30 for colonoscopy and compared with 200 cases of lower gastrointestinal bleeding in the elderly (> 60 years old). Choose to have ...