1. Photodynamic therapy (PDT) of malignant tumors. - PubMed - NCBI;Dougherty;Crit. Rev. Oncol. Hematol.,1984
2. Biomodulatory approaches to photodynamic therapy for solid tumors;Anand;Cancer Lett.,2012
3. Identification of singlet oxygen as the cytotoxic agent in photo-inactivation of a murine tumor;Weishaupt;Cancer Res.,1976
4. Endogenous protoporphyrin IX, a clinically useful photosensitizer for photodynamic therapy;Kennedy;J. Photochem. Photobiol., B,1992
5. Biochemical basis of 5-aminolaevulinic acid-induced protoporphyrin IX accumulation: a study in patients with (pre)malignant lesions of the oesophagus;Hinnen;Br. J. Canc.,1998