Hormonal concentrations early post-trauma influence posttraumatic stress disorder symptom development and the effects of a preventive pharmacological intervention. (February 2019) - Engel, Sinha; van Zuiden, Mirjam; Frijling, Jessie L.; Koch, Saskia .B.J.; Nawijn, Laura; Schumacher, Sarah; Knaevelsrud, Christine; Neumann, Inga; Bosch, Jos A.; Veltman, Dick J.; Olff, Miranda