Determinants of effective treatment coverage for posttraumatic stress disorder: findings from the World Mental Health Surveys. - Stein, Dan J.; Kazdin, Alan E.; Munthali, Richard J.; Hwang, Irving; Harris, Meredith G.; Alonso, Jordi; Andrade, Laura Helena; Bruffaerts, Ronny; Cardoso, Graça; Chardoul, Stephanie; de Girolamo, Giovanni; Florescu, Silvia; et al. (BMC Psychiatry, 2023)