A case control study nested in cohort was conducted.
本文进行了一项队列内病例对照研究。
Study selection Prospective cohort and nested case-control studies of dietary fibre or whole grain intake and incidence of colorectal cancer.
膳食纤维或全麦食品摄入量与结直肠癌发病率的前瞻性队列研究和巢式病例对照研究。
Study selection Prospective cohort and nested case-control studies of dietary fibre or whole grain intake and incidence of colorectal cancer.
膳食纤维或全麦食品摄入量与结直肠癌发病率的前瞻性队列研究和巢式病例对照研究。
应用推荐