目的:评估PPD试验对肺结核治疗疗效的预测中的应用价值,为预测肺结核的疗效提供一种预测方法,并指导结核病的治疗.方法:将所有列入......

One day,can we foresee earthquakes? This question always comes back from every telluric disaster,and the seismology is w......