(HealthDay News) -- Here are the latest clinical trials, courtesy of CenterWatch:
Generalized Anxiety Disorder (GAD)
If you are aged 18 to 65 and have been diagnosed with GAD, or regularly have symptoms including chronic anxiety, muscle tightness, restlessness, prolonged sleep disturbance, and pain, you may qualify for this study.
The research site is in Costa Mesa, Calif.
More information
Please see http://www.centerwatch.com/patient/studies/cat414.html. 
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HIV
If you are 18 or older and your HIV infection is resistant to some HIV/AIDS medications, you may qualify for this study.
The research site is in Bronx, N.Y.
More information
Please see http://www.centerwatch.com/patient/studies/cat417.html.
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Pneumonia
If you are 70 or older, have received a pneumonia vaccine at least five years ago, and are in good general health, you may qualify for this study.
The research site is in Raleigh, N.C.
More information
Please see http://www.centerwatch.com/patient/studies/cat167.html.
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