@incollection{Tomioka20, author = {Hiroi Tomioka and Junichi Masuda and Akikazu Takada and Akira Iwanami}, title = {Studies on Tryptophan Metabolites in Patients of Major Monopolar Depression}, booktitle = {Melatonin}, publisher = {IntechOpen}, address = {Rijeka}, year = {2020}, editor = {Marilena Vlachou}, chapter = {8}, doi = {10.5772/intechopen.91967}, url = {https://doi.org/10.5772/intechopen.91967} }