Article Long-Chain Omega-3 Fatty Acids Are Conditionally Essential Substrates in Children: Effects on Visual Function in Children with Phenylketonuria 30.01.2012 4 min read Author(s): Berthold Koletzko Add to favorite Share Long-Chain Omega-3 Fatty Acids Are Conditionally Essential Substrates in Children: Effects on Visual Function in Children with Phenylketonuria (full doc) Berthold Koletzko Previous Next