Comparison of response according two clinical trials for basal cell carcinoma treatment with MAL-PDT: the beginning of PDT Brazil project - Salvio, Ana Gabriela; Inada, Natalia Mayumi; Oliveira, Elisangela Ramos de; Vollet-Filho, José Dirceu; Kurachi, Cristina; Bagnato, Vanderlei Salvador (International Photodynamics Association World Congress - IPA, 2015)