On the basis of these results, we suggest that the term "musth" should be exclusively used for the competitive state in sexually active male elephants and that the presence of urine dribbling should be the physical signal used for defining this state. 展开 ...
The number of adolescents between ages 15-19 experiencing a premarital pregnancy has increased significantly from 8.5% in 1971 to 16.2% in 1979, the most notable increase occurring among white teenagers. Among sexually experienced 15-19 years olds, 32.5% have experienced a premarital pregnancy. ...
Topics include chlamydia and gonorrhea as the most commonly reported sexually transmitted ... L Fischer - 《American Family Physician》 被引量: 6发表: 2015年 Virtual CROI 2020: Highlights of Epidemiology, Public Health, and Prevention Research At the 2020 Conference on Retroviruses and Opportunistic...
Association between widowhood and risk of diagnosis with a sexually transmitted infection in older adults. OBJECTIVES: We assessed whether widowhood is associated with risk of diagnosis with a sexually transmitted infection (STI) among older adults in the United... KP Smith,NA Christakis - 《...
The sample was predominantly white (80%), 50% reported being single or not dating anyone special, and 38% reported the use of free condoms during most recent anal intercourse. In multivariable analysis, participants who reported using free condoms during most recent anal sex were more likely to...
An item response theory analysis of the Sexual Compulsivity Scale and its correspondence with the Hypersexual Disorder Screening Inventory among a sample of highly sexually active gay and bisexual men. J Sex Med 2015;12:481–493. 展开 关键词: Gay and Bisexual Men Sexual Compulsivity Hypersexuality...
Hysterectomy is a common gynecologic surgery carried out to remove the pathologic uterus.Objective:To establish if sleep disorders and sexual function are associated with deterioration of the quality of life (QoL) in hysterectomized and sexually active women.Methods:A cross-sectional study was carried...
To identify factors associated with a positive pregnancy attitude among sexually active US teen females. Secondary database analysis of the National Survey of Family Growth. Adolescent females 15-19 years old. Nationally representative sample. Bivariate and multivariable analyses were performed of the 200...
英文里还可以用giant来表示巨头公司”,英文解释为“Giant is often used to refer to any large, successful business organization or country.”举个🌰: Japanese electronics giant, Sony 日本的电子业巨头——索尼公司 It doesn't sound like much. But, somehow, it adds up to what might well be the ...
Toomanypeopleintheworld'smostpopulouscountryareconsumingrapidlydiminishingwaterresourcesatan acceleratingpace. 在这个世界上人口众多的国家内,很多人正以非常快速地脚步消费着正在日渐减少的水资源。 blog.sina.com.cn 10. Atlast,there wereonlyasmanypeopleintheworldas thereoughtto be. ...