标题:Safety and efficacy of the product Quantum™ Phytase 5000 L and Quantum™ Phytase 2500 D (6-phytase) as a feed additive for chickens for fattening, laying hens, turkeys for fattening, ducks for fattening and piglets (weaned) - Scientific Opinion of the Panel on Additives and Products or Substances used in Animal Feed and the Panel on Genetically Modified Organisms