Objective: to investigate the value of color Doppler flow imaging (CDFI) for prediction of pre eclampsia and to assess the preventive effect of eclampsia with low dose aspirin.
目的：研究彩色多普勒超声预测先兆子痫的价值及小剂量阿司匹林防治的意义。
2
Objective: To study the preventive effect of high-dose methylprednisolone on acute spinal cord injury in rats.
目的：探讨大剂量甲基强的松龙对急性脊髓损伤大鼠神经功能的预防保护作用。
3
Additionally, treatment with a low dose of a - adrenoceptor antagonist can provide preventive or therapeutic effects on stress ulcer.