@misc{misc5bc342e7,
title   = {Preformulation studies of 5-aminolevulinic acid for iontophoresis delivery},
author = {Vianna, R F and Marchetti, Juliana Maldonado and Guy, R H and Bentley, Maria Vitória Lopes Badra},
year = {1999},
publisher = {Societá Editoriale Farmaceutica},
booktitle   = {Congress of Pharmaceutical Sciences}
}