Multiple Choice
A researcher wants to identify lifestyle factors that increase the risk of stomach cancer in men.His study design involves enrolling 250 adult men who have stomach cancer,and 250 men who are cancer-free,but have similar characteristics and backgrounds as the men who have stomach cancer.The researcher collects and analyzes information about each participant's lifestyle.Based on this information,what kind of study is the researcher conducting?
A) Case-control study
B) Cohort study
C) Experimental study
D) In vivo study
Correct Answer:
Verified
Correct Answer:
Verified
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