(HealthDay News) -- Here are the latest clinical trials, courtesy of ClinicalConnection.com:

TdaP (Tetanus, Diphtheria, Pertussis) Vaccine

This study is for children aged 10 or 11 who are in good health. Compensation may be available for time and travel.

The research site is in Chandler, Ariz.

More information

Please see http://www.clinicalconnection.com/clinical_trials/con...ion/tetanus.aspx.

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COPD (Chronic Obstructive Pulmonary Disease)

This study is for people 40 and older who have been diagnosed with chronic obstructive pulmonary disease. Candidates also must be current or former smokers.

The research site is in Henderson, Nev.

More information

Please see http://www.clinicalconnection.com/clinical_trials/...dition/copd.aspx.

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Birth Control

To qualify for this study of an investigational oral contraceptive, you must be a healthy women, aged 18 to 40, and have regular monthly menstrual cycles.

The research site is in San Antonio, Texas.

More information

Please see http://www.clinicalconnection.com/clinical_trials/condition...rth_control.aspx.

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