Clemens Fritsch

Wavelength dependency of photodynamic effects after sensitization with 5-aminolevulinic acid in vitro and in vivo.

A. Goetz, M. Landthaler, S. Karrer, 1995, The Journal of investigative dermatology.

Photodynamic therapy in dermatology.

T. Ruzicka, C. Fritsch, G. Goerz, 1998, Archives of dermatology.

Optimum porphyrin accumulation in epithelial skin tumours and psoriatic lesions after topical application of δ-aminolaevulinic acid

P Lehmann, W. Stahl, T. Ruzicka, 1999, British Journal of Cancer.