Efficacy of (nitrate nitrogen removal) may be varied with species.Logical formLearned from2 sentences. Increases can be in a (reduction efficacy).Logical formLearned from2 sentences. An efficacy can be integrated.Logical formLearned from2 sentences. A use of concentrations may improve an efficacy of targets.Logical formLearned from2 sentences. An efficacy can be in conditions of countermeasures.Logical formLearned from2 sentences. Information can be about an efficacy of foods.Logical formLearned from2 sentences. Assumptions can be about efficacy.Logical formLearned from2 sentences. Information can be on (efficacy studies).Logical formLearned from2 sentences. An efficacy of therapy can be controversial.Logical formLearned from2 sentences. A degree of pain can be an indicator of (treatment efficacy).Logical formLearned from2 sentences. Information can be on (product efficacy).Logical formLearned from2 sentences. (Data requirements) may pertain to efficacy.Logical formLearned from2 sentences. An efficacy may pertain-to safety.Logical formLearned from2 sentences. Scientific proof may pertain-to an efficacy.Logical formLearned from2 sentences. Uncertainties can be about an efficacy.Logical formLearned from2 sentences.