Islet Transplantation in Seven Patients with Type 1 Diabetes Mellitus Using a Glucocorticoid-Free Immunosuppressive Regimen — NEJMComparison of Rasch and summated rating scales constructed from SF-36 physical functioning items in seven countries: results from th...Comparison of Rasch and summated rating scales constructed from SF-36 physical functioning items in seven countries: results from th...