采用分组对照法，比较生理盐水和注射用水作为绒毛膜促性腺激素溶媒肌肉注射时的疼痛程度。
Method: by adopting grouping and comparison methods, to compare pain degree of patients accepted HCG intramuscular injection taking either normal saline or water for injection as dissolvent.
用单光子吸收扫描与X线摄片计测法，对54例测试者的骨质疏松情况进行了自身对照测定和比较。
The status of osteoporosis in 54 volunteers was measured by Single Photon Absorptiometry and measurement of the X-ray film with a self-control trial design.
方法用速率散射比浊法检测71例急性有机磷农药中毒患者尿转铁蛋白，并与45例正常对照比较。
Methods Testing urinary transferrin with rate scatter nephelometry in 71 patients with acute organophosphorus pesticide poisoning, and compared with 45 cases of normal control.
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