Grass, F., Pache, B., Martin, D., Hahnloser, D., Demartines, N., & Hübner, M. (2017). Preoperative Nutritional Conditioning of Crohn’s Patients—Systematic Review of Current Evidence and Practice. Nutrients.

Grass, Fabian, Basile Pache, David Martin, Dieter Hahnloser, Nicolas Demartines, ja Martin Hübner. "Preoperative Nutritional Conditioning of Crohn’s Patients—Systematic Review of Current Evidence and Practice." Nutrients 2017.

Grass, Fabian, et al. "Preoperative Nutritional Conditioning of Crohn’s Patients—Systematic Review of Current Evidence and Practice." Nutrients 2017.