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Which group of drugs is effective against M.pneumoniae infections?
Maturation Effects
Changes or developments in participants that occur over time naturally, rather than as a result of experimental treatment.
One-group Pretest-posttest Design
An experimental design where a single group is tested before and after an intervention, without the use of a control group.
Internal Validity
pertains to the extent to which a study or experiment accurately establishes a causal relationship between variables, minimizing the influence of external factors.
Systematic Changes
Alterations that follow a consistent, predictable pattern and are often due to specific causes or interventions.
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