Sanders,Stephanie,A.,... - 《Jama Journal of the American Medical Association》 被引量: 340发表: 1999年 AIDS and heterosexual anal intercourse. Heterosexual anal intercourse is rarely discussed in the scientific literature. Review of the literature suggests the silence is linked to ethnocentric dis...
HIV is more efficiently acquired during receptive anal intercourse (AI) compared to vaginal intercourse (VI) and may contribute substantially to female sex
Most common among responses was a desire for sex within committed relationships, followed by a desire for sex which is emotionally or psychologically connected. Men also expressed a desire for volume and variety in their sexual lives, and for sex that is free from physical, social or ...
is a blessing for sb is a thread to is action plan is all in my dreams is an abstract concep is anybody home is bright for the day is clinging on for ev is committed is default is everything i want is falling down on al is format of is gone ang i find mg is good at sports ...
Language is one of the defining features of what it means to be human. As the philosopher René Descartes once said, ‘There is no other animal, however perfect and fortunately situated, that can put words together in a manner to con...
Hill is a noun. 山丘是一个名词。 Mill is a noun. 工厂是一个名字。 Even Uncle Phil is a noun. 甚至Phil叔叔也是一个名词。 Gown is a noun. 礼服是一个名词。 Crown is a noun. 皇冠也是一个名词。 In fact, our whole hometown is a n...
that s right there must be a level of personal responsibility when It comes to the climate emergency. We all have to do our part. But individual action is a tiny drop in a heavily polluted ocean. We need systematic change to make a real difference. And, more than anything, we need to...
Edging well requires knowing your point of no return (PNR), which is the point in which arousal meets orgasm. It’s important that you learn to read your body and know when this point occurs in order for you to stop stimulation. So, it might take a few tries to nail edging as you ...
There is no way to know how much a DC plan will ultimately provide the employee upon retiring, as contribution levels can change, and thereturnson the investments may go up and down over the years. DC plans accounted for $10.6 trillion of the $38.4 trillion in total retirement plan assets...
As-Is: Three Independent Networks in a DC There are three types of typical services in a DC: general-purpose computing, HPC, and storage services. Each type of service has different requirements on the network. For example, the communication between multiple nodes of HPC services has high requ...