@misc{indiciaec3b16d96ab2b, title = {DECREASE OF 5-HYDROXYINDOLEACETIC ACID (5-HIAA) EXCRETION IN OLD AGE.}, author = {I FOELDES and L CSOETOERTOEK and E BEREGI}, year = {1965}, doi = {10.1159/000244883}, url = {https://pubmed.ncbi.nlm.nih.gov/14296128/}, note = {Source identifier: 14296128} }