Radioprotective Properties of the Phytochemically Characterized Extracts of Crataegus monogyna, Cornus mas and Gentianella austriaca on Human Lymphocytes in vitro - Leskovac, Andreja; Joksic, Gordana; Jankovic, Teodora; Savikin, Katarina; Menkovic, Nebojsa (Planta Medica, 2007)