Retinal arteriolar and venular diameters are widened in patients with schizophrenia. Issue 11 (12th September 2020) - Hosák, Ladislav; Zeman, Tomáš; Studnička, Jan; Stepanov, Alexandr; Ustohal, Libor; Michalec, Marek; Lochman, Jan; Jurečka, Tomáš; Sadykov, Evgenii; Goswami, Nandu; De Boever, Patrick; Balcar, Vladimir J.; et al.