An efficacy can be irresistible.Logical formLearned from4 sentences. An efficacy can be surprising.Logical formLearned from4 sentences. An efficacy may pertain-to a prayer.Logical formLearned from4 sentences. An efficacy may pertain-to a trial.Logical formLearned from4 sentences. A drug may show (efficacy results).Logical formLearned from4 sentences. (Policy action) may have efficacy.Logical formLearned from4 sentences. Efficacy can be in promotting a recovery.Logical formLearned from4 sentences. Questions can be about an efficacy of a (state hand).Logical formLearned from4 sentences. An (efficacy rate) can be a percent.Logical formLearned from4 sentences. An efficacy may pertain-to extracts.Logical formLearned from4 sentences. A level of efficacy can be strong.Logical formLearned from4 sentences. An efficacy may pertain-to flibanserin.Logical formLearned from4 sentences. A vaccine may have an efficacy.Logical formLearned from4 sentences. An efficacy may pertain-to substances.Logical formLearned from4 sentences. Efficacy can be in clinical trials.Logical formLearned from4 sentences.