Pisaruk, Anatoly, Valerii Shatilo, Valentina Chyzhova, Natalya Koshel, Ludmila Pisaruk, and Stefan Ivanov. 2022. “Posttraumatic Stress Disorder: Online Poll of People Who Experienced War Stress in Ukraine in 2022”. Ageing and Longevity 3 (2), 57-62. http://aging-longevity.org.ua/index.php/journal-description/article/view/53.