Bockelbrink, A., Stöber, Y., Roll, S., Vauth, C., Willich, S. N., & von der Schulenburg, J. (2008). Evaluation of medical and health economic effectiveness of bariatric surgery (obesity surgery) versus conservative strategies in adult patients with morbid obesity. German Medical Science GMS Publishing House.

Bockelbrink, Angelina, Yvonne Stöber, Stefanie Roll, Cristoph Vauth, Stefan N. Willich, και Johann-Matthias von der Schulenburg. Evaluation of Medical and Health Economic Effectiveness of Bariatric Surgery (obesity Surgery) Versus Conservative Strategies in Adult Patients With Morbid Obesity. German Medical Science GMS Publishing House, 2008.

Bockelbrink, Angelina, et al. Evaluation of Medical and Health Economic Effectiveness of Bariatric Surgery (obesity Surgery) Versus Conservative Strategies in Adult Patients With Morbid Obesity. German Medical Science GMS Publishing House, 2008.