For citations:

Filonenko E.V., Grigoryevykh N.I., Ivanova-Radkevich V.I. Photodynamic therapy for facial skin cancer developed in the zone of previous radiotherapy (clinical case). Biomedical Photonics. 2021;10(2):42-50. https://doi.org/10.24931/2413-9432-2021-10-2-42-50