​ Background and objectives : Phenylketonuria (PKU) is a metabolic error which is caused by the deficiency of phenylalanine hydroxylase (PAH) inverting phenylalanine to tyrosine. This disease is the most common form of hyperphenyalaninaemia stow which is inherited in a form of a predominant autosomal. Therefore. the aim of this study was to investigate the distribution of occurrence o... https://thebrickes.shop/product-category/bicycle-stands/