【作者】Bibbins-Domingo K; U.S. Preventive Services Task Force. 【文章标题】Aspirin Use for the Primary Prevention of Cardiovascular Disease and Colorectal Cancer 【期刊名,年份,卷(期),起止页】Ann Intern Med. 2016 Jun 21;164(12):836-45. doi: 10.7326/M16-0577. Epub 2016 Apr 12. 【全文链接】https://www.ncbi.nlm.nih.gov/pubmed/27064677