companydirectorylist.com  Global Business Directories og selskapets kataloger
Søk Business, Company, Industri :


Country Lister
USA selskap Kataloger
Canada foretak Lister
Australia Business Kataloger
Frankrike Selskapets Lister
Italia Selskapets Lister
Spania Firma Kataloger
Sveits foretak Lister
Østerrike Selskapets Kataloger
Belgia virksomhet kataloger
Hong Kong Selskapets lister
Kina Business Lister
Taiwan Selskapets Lister
De forente arabiske emirater selskapets kataloger


industri Kataloger
USA Industri Kataloger














  • 艾滋病 - 维基百科,自由的百科全书
    在hiv的急性感染期,大部分感染者不会出现明显症状,但也有部分感染者出现类似流感的症状 [18] 。hiv急性感染阶段后,艾滋病进入潜伏期,这一时期感染者仍然不会出现明显症状 [19] 。艾滋病的潜伏期长度介于数月到20年之间。
  • 艾滋病 - 百度百科
    艾滋病,又称获得性免疫缺陷综合征(AIDS)是由人类免疫缺陷病毒(HIV)引发的全身性疾病。常见类型包括HIV-1型和HIV-2型,其中HIV-1型在中国居主导地位。HIV主要侵犯人体的免疫系统,未经治疗的感染者在疾病晚期易于并发各种严重感染和恶性肿瘤,最终导致死亡。主要高危人群包括男同性性行为
  • HIV AIDS - Symptoms and causes - Mayo Clinic
    HIV is spread through contact with genitals, such as during sex without a condom This type of infection is called a sexually transmitted infection, also called an STI HIV also is spread through contact with blood, such as when people share needles or syringes It is also possible for a person with untreated HIV to spread the virus to a child during pregnancy, childbirth or breastfeeding
  • HIV and AIDS - World Health Organization (WHO)
    HIV causes other infections to get worse, such as hepatitis C, hepatitis B and mpox Transmission HIV can be transmitted via the exchange of body fluids from people living with HIV, including blood, breast milk, semen, and vaginal secretions HIV can also be transmitted to a child during pregnancy and delivery
  • HIV - Wikipedia
    Two types of HIV have been characterized: HIV-1 and HIV-2 HIV-1 is the virus that was initially discovered and termed both lymphadenopathy associated virus (LAV) and human T-lymphotropic virus 3 (HTLV-III) HIV-1 is more virulent and more infective than HIV-2, [20] and is the cause of the majority of HIV infections globally The lower
  • 9个症状提示你,身体已经感染了艾滋病!多数人没察觉 - 知乎
    艾滋病(aids)是一种由艾滋病病毒即 人类免疫缺陷病毒 (hiv)侵入人体后破坏人体免疫功能,使人体发生多种不可治愈的感染和肿瘤,最终导致死亡的一种严重的慢性进行性传染病。 艾滋病至今都是一种无法被彻底治愈的疾病,目前只能通过药物抑制病毒的复制,但无法彻底杀灭病毒,因此预防
  • What Are HIV and AIDS? - HIV. gov
    What Is HIV? HIV (human immunodeficiency virus) is a virus that attacks cells that help the body fight infection, making a person more vulnerable to other infections and diseases It is spread by contact with certain bodily fluids of a person with HIV, most commonly during unprotected sex (sex without a condom or HIV medicine to prevent or treat HIV), or through sharing injection drug equipment
  • About HIV | HIV | CDC - Centers for Disease Control and Prevention
    When people with HIV don't get treatment, they typically progress through three stages But HIV treatment can slow or prevent progression of the disease With advances in HIV treatment, progression to Stage 3 (AIDS) is less common today Stage 1: Acute HIV Infection People have a large amount of HIV in their blood and are very contagious




Virksomhet kataloger , Company Kataloger
Virksomhet kataloger , Company Kataloger copyright ©2005-2012 
disclaimer