Doctors in the US wanted to know_______.A.that le

Doctors in the US wanted to know_______.

A.that led the researchers in Duke’s School of Nursing to study it

B.by giving different doses of the herb to patients

C.whether the foods and supplements patients took every day were good or not

D.though both flaxseed and ginseng are all healthy alternative medicines

E.that either of them is beneficial to cancer patients

F. because we still have to see if flaxseed can prevent prostate cancer

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