Günter Lang

Efficiency and technical progress in banking Empirical results for a panel of German cooperative banks

Günter Lang, Peter Welzel · Journal of Banking & Finance · 1996 · 222 citations · Full text

Business, Business Economics, Economics +9

Elevated serum levels of N?-carboxymethyl-lysine, an advanced glycation end product, are associated with proliferative diabetic retinopathy and macular oedema

B. O. Boehm, Stephan Schilling, Silke Rosinger et al. · Diabetologia · 2004 · 120 citations · Full text

Medicine, Endocrinology, Ophthalmology +11

Diabetic retinopathy in pediatric patients with type-1 diabetes: Effect of diabetes duration, prepubertal and pubertal onset of diabetes, and metabolic control

Reinhard W. Holl, G. E. Lang, M. Grabert et al. · The Journal of Pediatrics · 1998 · 116 citations

Medicine, Ophthalmology, Pediatrics +15

Comparison of real-time virtual and fiberoptic bronchoscopy in patients with bronchial carcinoma: opportunities and limitations.

Thorsten Fleiter, Elmar M. Merkle, A. J. Aschoff et al. · American Journal of Roentgenology · 1997 · 113 citations

Medicine, Oncology, Surgery +16

Mergers Among German Cooperative Banks: A Panel-based Stochastic Frontier Analysis

Günter Lang, Peter Welzel · Small Business Economics · 1999 · 92 citations

Business, Business Economics, Economics +13