@inproceedings{inproceedingsa88416b7, title = {Investigation of the threshold dose in photodynamic therapy}, author = {Ferreira, J. and Kurachi, Cristina and Moriyama, Lilian Tan and Castro e Silva Júnior, Orlando de and Zucoloto, Sérgio and Bagnato, Vanderlei Salvador}, year = {2005}, booktitle = {International Laser Physics Workshop - LPHYS'05} }