The new recommendations include a grade B recommendation for screening with a bone density test at age 65 or at age 60 for women at higher than average risk for osteoporotic fractures.是什么意思_The new recommendations include a grade B recommendation for screening with a bone density test at age 65 or at age 60 for women at higher than average risk for osteoporotic fractures.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句