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12医学实验中开展“近期疗效观察”的研究有何意义？医生通过某种手段对确诊的病人，给予某种治疗，经过几个疗程后观察这些病人病情变化，并按规定的疗效标准评定，如无效、好转、显效、治愈等，这种在短期内观察疗效的方法称作“近期疗效观察”。一种新药物，新疗法的出现，
12 medical experiments to carry out “short-term observation of efficacy” what is the significance? The doctor diagnosed the patient by some means to give some treatment, after several courses of observation of these patients changes in condition, and according to the provisions of the standard of efficacy evaluation, such as invalid, improved, markedly effective, cured, etc., in the short term observation The efficacy of the method is called “the recent efficacy of observation.” A new drug, the emergence of new therapies,