1st Dept. of Medicine, Cologne University Hospital, Cologne, Germany
University Hospital of Cologne, Department of Childhood and Adolescent Psychiatry and Psychotherapy, Cologne, Germany
University Hospital of Cologne, Department of Childhood and Adolescent Psychiatry and Psychotherapy, Cologne, Germany
LungenClinic Großhansdorf, Großhansdorf, Schleswig-Holstein, Germany
Universitätsspital Basel, Basel, Switzerland
CEIC Hospital General Universitario de Alicante, Alicante, Spain
1st Dept. of Medicine, Cologne University Hospital, Cologne, Germany
University Hospital of Cologne, Department of Childhood and Adolescent Psychiatry and Psychotherapy, Cologne, Germany
Department of Child and Adolescent Psychiatry at the University Cologne, Cologne, Germany
University Clinic of Cologne, Cologne, North Rhine-Westphalia, Germany
Far Eastern Memorial Hospital, New Taipei City, Taiwan
Uniklinik Koln, Cologne, NRW, Germany
Uniklinik Freiburg, Freiburg, Germany
University of Cologne, Cologne, Germany