1Dougherty TJ. Photosensitizers: therapy and detection of malignant tumors Photochem. Photobiol, 1987,45: 879～889.
2Krogh GV. Clinical relevance and evaluation of genitoanal papillomavirus infection in the male. Semin Dermatol, 1992,11: 229～240.
3Loh CS, Macrobert A J, Bedwell J, et al. Oral versus intravenous administration of 5-aminolevulinic acid for photodynamic therapy. Br J Cancer, 1993,68:41～51.
4Ross EV, Romero, R, Kollias N, et al. Selectivity of prototorphyrin IXfluorescence for condylomata after topical application of 5-aminolivulinicacid: implications for photodynamic treatment.Br J Dermatol, 1997,137:736～742.
5Lofgren LA, Ronn AM, Nouri M, et al. Efficacy of intravenous deltaaminolaevulinic acid photodynamic therapy on rabbit papillomas. Br JCancer, 1995,72: 857～864.
