Psychological symptom patterns and vital exhaustion in outpatients with chronic obstructive pulmonary disease
A. Tselebis, D. Bratis, E. Kosmas, M. Harikiopoulou, E. Theodorakopoulou, S. Dumitru, G. Moussas, A. Karkanias, I. Ilias, N. Siafakas, A. Vgontzas, N. Tzanakis
Annals of General Psychiatry