Lunca, S., M. Pertea, G. Bouras, L. Dumitru, and S. G. Hatjissalatas. 2005. “Morbid Obesity: A Surgical Perspective”. Journal of Gastrointestinal and Liver Diseases 14 (2):151-58. https://www.jgld.ro/jgld/index.php/jgld/article/view/2005.2.8.