1 “... variability in patient care between physicians and patients that is not explained by the patients' condition...”

2 Subjects: “...Cost-Benefit Analysis...”

3 Subjects: “...Long-Term Care / methods...”

4 “... irrigation, and lower proteolytic activity. However, HDC can be a costly procedure, and its effectiveness...”

5 “...The purpose of this review is to evaluate the clinical and cost-effectiveness of hyaluronic acid...”

6 “...The purpose of this review is to evaluate the clinical and cost-effectiveness of hyaluronic acid...”