这个powered 在这是什么意思?
Two large phase 3 trials of romosozumab were conducted to test its efficacy in vertebral and nonvertebral fracture risk reduction (3, 5). Neither was powered to show an effect on hip fracture risk
这个powered 在这是什么意思?
最后编辑于 2022-10-09 · 浏览 1209