Symptoms of Posttraumatic Stress Disorder Among Japanese Peacekeepers Deployed in South Sudan. - Kitano M; Giltay EJ; Saito T; van der Does FHS; Chiba T; Vermetten E; Edo N; Waki F; Koga M; Toda H; van der Wee NJ; Nagamine M (JAMA network open, 2024)