目的应用主观全面评定法(SGA)对维持性血液透析(MHD)患者的营养状况进行评价。方法采用SGA结合有关生化指标,人体测量指标和饮食评估,对90例MHD患者的营养状况进行综合评价。
Cellular growth, development, and differentiation are tightly controlled by a conserved biological mechanism: the cell cycle. This cycle is primarily regulated
目的比较采用微创经皮肾穿刺取石术(MPCNL)和经尿道输尿管镜碎石取石术(URL)治疗输尿管上段结石的疗效。方法采用回顾性分析方法对86例输尿管上段结石,56例选用MPCNL治疗,30
The drug camptothecin has a wide range of antitumor effects in cancers including gastric cancer, rectal and colon cancer, liver cancer, and lung cancer. Camptot
Lie级数是常微分方程的以初始条件为系数的幂级数解,它适于微分方程的性态的研究,并易于说明其对初始条件敏感的混沌性;在此利用Mathematica系统对此问题予以实现,给出产生OD