Investigation of sources of subnanosecond pulses of the visible spectral range for medical systems I.V. Zhluktova, V.A. Kamynin, N.R. Arutyunyan, A.S. Pozharov, A.I. Trikshev, S.A. Filatova, E.D. Obraztsova and V.B. Tsvetkov EPJ Web Conf., 243 (2020) 14003 Published online: 15 October 2020 DOI: 10.1051/epjconf/202024314003