An efficacy may pertain-to a committee.Logical formLearned from2 sentences. (Efficacy peaks) may wane during a day.Logical formLearned from2 sentences. An efficacy may pertain-to an electric chair.Logical formLearned from2 sentences. (Government health officials) can be equivocal about an efficacy.Logical formLearned from2 sentences. An efficacy may pertain-to humor.Logical formLearned from2 sentences. Efficacy may demand some book.Logical formLearned from2 sentences. A belief can be in an efficacy of government.Logical formLearned from2 sentences. Information can be about an efficacy of treatment.Logical formLearned from2 sentences. A male may question an efficacy of a system.Logical formLearned from2 sentences. Efficacy can be an approach to a problem.Logical formLearned from2 sentences. (Efficacy training) can be an attempt.Logical formLearned from2 sentences. (Efficacy training) may theorize that something-is-the-case.Logical formLearned from2 sentences. An efficacy may repeat itself.Logical formLearned from2 sentences. An efficacy may pertain-to potions.Logical formLearned from2 sentences. A trial may confirm an efficacy of a treatment.Logical formLearned from2 sentences.