@misc{indiciaeec74d477024b, title = {Decrease of 1-methyl-1,2,3,4-tetrahydroisoquinoline synthesizing enzyme activity in the brain areas of aged rat.}, author = {Elhadi Absi and Juan Parrado and Antonio Ayala and Alberto Machado}, year = {2002}, doi = {10.1016/s0006-8993(02)03428-5}, url = {https://pubmed.ncbi.nlm.nih.gov/12419532/}, note = {Source identifier: 12419532} }