An efficacy may be researched.Logical formLearned from2 sentences. Efficacy can be at some subtype.Logical formLearned from2 sentences. A (bystander efficacy) can be increased.Logical formLearned from2 sentences. An efficacy can be aerial.Logical formLearned from2 sentences. Questions can be about an efficacy of applications.Logical formLearned from2 sentences. Efficacy can be with days of therapy.Logical formLearned from2 sentences. An efficacy may pertain-to a (fertilizer program).Logical formLearned from2 sentences. An issue of an efficacy may be clarified.Logical formLearned from2 sentences. Efficacy can be a hurdle.Logical formLearned from2 sentences. An efficacy may pertain-to an alignment.Logical formLearned from2 sentences. An efficacy may pertain-to an application.Logical formLearned from2 sentences. An efficacy may pertain-to a patch.Logical formLearned from2 sentences. A belief can be in an efficacy of prayer.Logical formLearned from2 sentences. Belief can be in an efficacy of prayer.Logical formLearned from2 sentences. An efficacy of suppression can be dependent on environmental factors.Logical formLearned from2 sentences.