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DeCS
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Descriptor English:
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Controlled Clinical Trials as Topic
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Descriptor Spanish:
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ensayos clínicos controlados como asunto
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Descriptor Portuguese:
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Ensaios Clínicos Controlados como Assunto
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Synonyms English:
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Clinical Trials, Controlled as Topic
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Tree Number:
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E05.318.372.250.250.365
N05.715.360.330.250.250.365
N06.850.520.450.250.250.365
SP5.001.012.038.059.060
VS2.002.003.001.003.005
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Definition English:
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Works about clinical trials involving one or more test treatments, at least one control treatment, specified outcome measures for evaluating the studied intervention, and a bias-free method for assigning patients to the test treatment. The treatment may be drugs, devices, or procedures studied for diagnostic, therapeutic, or prophylactic effectiveness. Control measures include placebos, active medicines, no-treatment, dosage forms and regimens, historical comparisons, etc. When randomization using mathematical techniques, such as the use of a random numbers table, is employed to assign patients to test or control treatments, the trials are characterized as RANDOMIZED CONTROLLED TRIALS AS TOPIC. |
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Indexing Annotation English:
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for general design, methodology, economics, etc. of clinical trials; a different heading CONTROLLED CLINICAL TRIAL is used for reports of a specific clinical trial
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See Related English:
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Control Groups
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History Note English:
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2008(1995); use CLINICAAL TRIALS 1980-1984
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Allowable Qualifiers English:
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Record Number:
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32299
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Unique Identifier:
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D018849
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Occurrence in VHL:
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Similar:
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DeCS
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