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APA Citation
Kuellmer, A., Behn, J., Beyna, T., Schumacher, B., Meining, A., Messmann, H., Neuhaus, H., Albers, D., Birk, M., Probst, A., Faehndrich, M., Frieling, T., Goetz, M., Thimme, R., Caca, K., & Schmidt, A. (2020). endoscopic full-thickness resection and its treatment alternatives in difficult-to-treat lesions of the lower gastrointestinal tract: a cost-effectiveness analysis. BMJ open gastroenterology, 7(1), . http://access.bl.uk/ark:/81055/vdc_100127569065.0x000016