Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SUMI-ICHINOSE Chiho and OHTSUKI Masatsugu and SHIRAISHI Hiroaki and NOMURA Takahide,Perspectives on tetrahydrobiopterin research.,Folia Pharmacologica Japonica,00155691,The Japanese Pharmacological Society,2001,118,6,371-377,https://cir.nii.ac.jp/crid/1390282679249391488,https://doi.org/10.1254/fpj.118.371