An efficacy may pertain-to technology.Logical formLearned from2 sentences. An efficacy may be discussed.Logical formLearned from2 sentences. An efficacy may pertain-to respirators.Logical formLearned from2 sentences. A number of studies may evaluate an efficacy of vancomycin.Logical formLearned from2 sentences. An efficacy of treatment may be evaluated to date.Logical formLearned from2 sentences. An efficacy may pertain-to a colony.Logical formLearned from2 sentences. An efficacy may pertain-to an international-political-entity.Logical formLearned from2 sentences. An efficacy can be conciliatory.Logical formLearned from2 sentences. Predictions may concern an efficacy of (youth employment).Logical formLearned from2 sentences. Evidence may include (efficacy data).Logical formLearned from2 sentences. An environment may thwart an efficacy of antibiotics.Logical formLearned from2 sentences. An efficacy can be with students.Logical formLearned from2 sentences. Infections can be due to an efficacy of (side effects).Logical formLearned from2 sentences. An efficacy may pertain-to a teacher.Logical formLearned from2 sentences. An (efficacy trial) can be in a country.Logical formLearned from2 sentences.