TY - GEN AU - Porta,Francesco AU - Spada,Marco AU - Garelli,Davide AU - Mussa,Alessandro AU - Ponzone,Alberto TI - Tetrahydrobiopterin and phenylketonuria SN - 1097-6833 PY - 2011///0616 KW - Biopterins KW - analogs & derivatives KW - Humans KW - Nitric Oxide KW - Phenylalanine KW - blood KW - Phenylketonurias N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1016/j.jpeds.2010.12.002 ER -