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Discover 17,468 clinical trials near Dallas, Texas. Find research studies in your area.
Showing 8401-8420 of 17,468 trials
NCT01263600
The purpose of this study is to describe participants 6 months to \<18 years of age with hepatitis B virus (HBV) infection in a prospective cohort in the United States (US) and Canada and identify predictors of disease activation and progression.
NCT02593071
This study will enroll subjects who received the RSV F vaccine or placebo in the earlier study (RSV-E-201, Year 1) and re-randomize them to receive either vaccine or placebo in a second season. This design will permit evaluation of the safety and immunogenicity of revaccination in a second RSV season, and the safety and immunogenicity of revaccination over two years.