Dr François Feillet returns to the podcast to discuss the final results of the KAMPER study, evaluating the long-term safety of sapropterin in phenylketonuria (phenylalanine hydroxylase deficiency).Long-term safety of sapropterin in paediatric and adult individuals with phenylalanine hydroxylase deficiency: Final results of the Kuvan® Adult Maternal Paediatric European Registry multinational observational studyFrançois Feillet, et alhttps://doi.org/10.1002/jimd.12796