AUTHOR=Juchnowicz Dariusz , Dzikowski Michał , Rog Joanna , Waszkiewicz Napoleon , Zalewska Anna , Maciejczyk Mateusz , Karakuła-Juchnowicz Hanna TITLE=Oxidative Stress Biomarkers as a Predictor of Stage Illness and Clinical Course of Schizophrenia JOURNAL=Frontiers in Psychiatry VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/psychiatry/articles/10.3389/fpsyt.2021.728986 DOI=10.3389/fpsyt.2021.728986 ISSN=1664-0640