盐酸戊乙奎醚注射液与硫酸阿托品用于老年患者术前用药的疗效比较
염산무을규미주사액여류산아탁품용우노년환자술전용약적료효비교
Therapeutic efficacy comparison of Penehyclidine Hydrochloride Injection and Atropine Sulfate on premedication of elderly patients