Measuring Prescribing Quality in Germany with DU90

Gisbert W. Selke & Irene Langner
Introduction: One determinant of prescribing rationality is the width of the drug spectrum employed by a physician. The range of substances must be broad enough to treat his patients’ conditions, including the less frequent ones, yet the physician should keep his focus on a manageable range of[for full text, please go to the a.m. URL]