医学 >>> 基础医学 临床医学 口腔医学 性科学 肿瘤学 预防医学与卫生学 军事医学与特种医学 药学 中医学与中药学 生物医学工程
搜索结果: 1-7 共查到医学 Contraceptive use相关记录7条 . 查询时间(0.093 秒)
Introduction/Purpose: Anterior cruciate ligament injuries often incur major consequences for athletes. Elevated estrogen levels are likely increase the risk for injury. This risk may be partially or f...
The purpose of the study was to determine the effects of exercise-associated menstrual disorders and hormonal contraceptives (HC) on systemic inflammatory markers and endothelial function in female at...
As in other developing countries, contraceptive use among adolescents is low and only one in twenty adolescents is reported to use contraceptives inKenya. Pregnancies early in life expose adolescents ...
CONTEXT: Although pregnancy ambivalence is consistently associated with poorer contraceptive use, little is known about the sexual, social and emotional dynamics at work in pregnancy ambivalence. ...
CONTEXT: Despite the growing body of knowledge about teenager's sexual and contraceptive behavior in the United Kingdom, much quantitative work has failed to consider the broader social contexts in wh...
Context: Adolescent pregnancy, birth, abortion and sexually transmitted disease (STD) rates are much higher in the United States than in most other developed countries. Methods: Government statist...
Context: If the national health objective of reducing unintended pregnancy is to be met, a better understanding is needed of barriers to women's acquisition and use of contraceptives. Methods: A s...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...