PubMed has several tools to help you target the information you need. Sometimes, it is with a special limit (e.g., Meta Analysis) in other cases, it is a specially developed search strategy rolled into a special subset (e.g., AIDS). Check out some of the following options:
PubMed is available for everyone to use and with the growing archive of articles in PubMed Central, more and more articles are available for free. However, not everything is available for free especially the most recent articles. If you are affiliated with a library, most likely there is a special way to access their licensed journals.
Did you know that in PubMed you can:
Many MeSH terms regarding AIDS or HIV are used in the Medline database. The following is a select list of key MeSH terms.
An acquired defect of cellular immunity associated with infection by the human immunodeficiency virus (HIV), a CD4-positive T-lymphocyte count under 200 cells/microliter or less than 14% of total lymphocytes, and increased susceptibility to opportunistic infections and malignant neoplasms. Clinical manifestations also include emaciation (wasting) and dementia. These elements reflect criteria for AIDS as defined by the CDC in 1993.
HIV Infections -- a broader topic than AIDS
Includes the spectrum of human immunodeficiency virus infections that range from asymptomatic seropositivity, thru AIDS-related complex (ARC), to acquired immunodeficiency syndrome (AIDS).
Infectious Disease Transmission, Vertical -- a related term that can be combined with either the HIV or AIDS mesh terms
The transmission of infectious disease or pathogens from one generation to another. It includes transmission in utero or intrapartum by exposure to blood and secretions, and postpartum exposure via breastfeeding.
Treatment or drug terms
|Specific MeSH Term||More General MeSH Term||How to use these in PubMed:|
|Anti-HIV agents||Antiretrovial agents|
|Agents used to treat AIDS and/or stop the spread of the HIV infection. These do not include drugs used to treat symptoms or opportunistic infections associated with AIDS.||Agents used to treat RETROVIRIDAE INFECTIONS.||
Add the term to your PubMed search, followed by [mesh] or [major].
For example: anti-hiv agents[mesh]
|Antiretrovial therapy, highly active||Drug Therapy, Combination||
[major] is used to designate main topics in an article.
|Drug regimens, for patients with HIV INFECTIONS, that aggressively suppress HIV replication. The regimens usually involve administration of three or more different drugs including a protease inhibitor.||Therapy with two or more separate preparations given for a combined effect.||
Add the term to your search followed by [mesh] or [major].
For example, search for anti-hiv agents [major]
|Medication Adherence||Patient Compliance||Search the MeSH Database to find more MeSH terms:|
|Voluntary cooperation of the patient in taking drugs or medicine as prescribed. This includes timing, dosage, and frequency.||Voluntary cooperation of the patient in following a prescribed regimen.||http://www.ncbi.nlm.nih.gov/mesh|