epidemiologicstudy相关论文
目的:分析我国学龄前儿童单纯性肥胖的影响因素及其交互作用。方法:采用整群随机抽样方法,于2016年6-11月调查北京、哈尔滨、西安、......
Clinicopathological Features of Invasive Lobular Carcinoma of the Breast:A Nationwide Multicenter St
A nationwide multicenter retrospective study from 1999 to 2008 was performed in China.A total of 135 (3.2%) invasive lob......
Epidemiologic Study of Radiotherapy Use in China in Patients With Breast Cancer Between 1999 and 200
This was a hospital-based, nationwide retrospective epidemiologic study, from 1999 to 2008 in China, of patients with br......
目的分析山西省布鲁杆菌病(简称布病)的流行情况,为制订防治措施和政府决策提供科学依据。方法采用描述性流行病学方法,收集山西省2004......
目的 探讨综合重症监护病房(ICU)重度脓毒症的流行病学特点及其死亡危险因素.方法 采用回顾性研究方法,选取2009年1月至2012年12月......