Colorectal cancer often develops from polyps in the intestinal lining. What is a polyp, and why might a polyp become cancerous? Which of the following would confirm a diagnosis of primary tuberculosis? a. a positive tuberculin skin test b. occ...
Intervention code:研究实施地点:Countries of recruitment and research settings:国家:中国省(直辖市):上海市(区县):上海Country:China Province:Shanghai City:Shanghai 单位(医院):复旦大学附属肿瘤医院 单位级别:三甲Institutionhospital:Fudan University Shanghai Cancer Center Level of the institution:Tertiary ...
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