@inproceedings{inproceedings2b069d83, title = {Microemulsions for topical delivery of 5-aminolevulinic acid and its hexil ester in photodynamic therapy}, author = {Campos, Luciana Mattoso Pires de and Lopez, Renata Fonseca Vianna}, year = {2007}, booktitle = {Annual Meeting and Exposition of the Controlled Release Society} }