Effectiveness of a brief psychotherapeutic intervention for employees with psychosomatic and psychosocial complaints - pilot study of a consultation off the workplace - Allwang, Christine (Verfasser); Marten‐Mittag, Birgitt (Verfasser); Dinkel, Andreas (Verfasser); Mauss, Daniel (Verfasser); Lahmann, Claas (Verfasser) (Universität, 2020)