@article{articledd894863,
title   = {Determination of 5-aminolevulinic acid in blood plasma, tissues and cell cultures by high performance liquid chromatography with electrochemical detection},
author = {Costa, L A and Trivelato, Gilmar da Cunha and Demasi, M and Bechara, Etelvino José Henriques},
year = {1997},
doi = {10.1016/s0378-4347(97)00139-4},
journal   = {Journal of Chromatography}
}