33. Which of the following risk factor reduction on breast cancer is correct?
(A) longer breastfeeding period
(B) delayed reproduction
(C) living in a developed country
(D) having a family history of breast cancer
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統計: A(164), B(15), C(1), D(17), E(0) #902860
統計: A(164), B(15), C(1), D(17), E(0) #902860