目的探讨腹腔镜顺逆结合胆囊切除术预防胆管损伤并发症的临床价值。
Objective to discuss the clinical value of combined antegrade and retrograde technique of laparoscopic cholecystectomy in prevention of bile duct injury.
但细辨史料，考镜源流，正确的结论应该是：德顺军址先在宁夏隆德县，后迁甘肃静宁县。
The paper holds that Deshunjun was first in Longde County, Ningxia, then moved to Jingning, Gansu.
通过联合或单顺行方法合并的总肠镜率为44.0%。
The pooled total enteroscopy rate was 44.0% by combined or antegrade-only approach.
然而，正如生命一样，胆道内镜检查并非总是一帆风顺的。
However, biliary endoscopy, like life, is not always so straightforward.
研究人员利用原子力显微镜(afm)和磁镊研究了抗癌药物顺铂对单个dna分子结构的影响。
Structural properties of single DNA treated with anti-cancer drug cisplatin were studied with magnetic tweezers and AFM.
研究人员利用原子力显微镜(afm)和磁镊研究了抗癌药物顺铂对单个dna分子结构的影响。
Structural properties of single DNA treated with anti-cancer drug cisplatin were studied with magnetic tweezers and AFM.
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