Wahlberg Andreas, Erikson Uno, Nilsson Sven, Attefall Anna, and Andersson Anders. “Gastrointestinal Radiological Investigations With a New Pump Device: Experimental and Clinical Experiences”. Upsala Journal of Medical Sciences 113, no. 1 (July 12, 2008): 73-78. Accessed May 5, 2024. https://ujms.net/index.php/ujms/article/view/6568.