Twilhaar ES, et al. - This study was formulated in order to contemplate the long-term effects of enteral glutamine supplementation on neurodevelopmental outcomes of a Dutch cohort of very preterm children at 13 years of age. No evidence was yielded with regard to the enteral glutamine supplementation exhibiting any beneficial or adverse effects on the children's motor, neurocognitive, academic and behavioural outcomes at 13 years of age.