Lepine, J. P. Max Planck Institute of Psychiatry, Max Planck Society;
Wittchen, H.-U. Max Planck Institute of Psychiatry, Max Planck Society;
Essau, C. A. Max Planck Institute of Psychiatry, Max Planck Society;
Lepine, J. P., Wittchen, H.-U., & Essau, C. A. (1993). Lifetime and current comorbidity of anxiety and depressive disorders: Results from the International WHO/ADAMHA CIDI Field Trials. International Journal of Methods in Psychiatric Research, 3, 67-78.