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Repeat CT for evaluation of inter- and intrafraction changes during curative thoracic radiotherapy; An exploratory pilot study.

To evaluate the impact of inter-fraction tumour and organ geometrical dislocation for moving tumours on photon and proton radiotherapy treatment plans in order to create robust intensity modulated photon- and/or proton treatment plans.

Randomized Controlled Trial of Laparoscopic Primary Diaphragm Repair with Sutures Alone versus Sutures Reinforced with Mesh for Hiatus Hernia: A Long-Term Follow-Up

To assess the recurrence of hiatal hernia five to ten years after repair using sutures versus sutures reinforced with non-absorbable mesh.

Expiratory muscle activity and function in critically ill ventilated patients

The primary objective is to investigate the coordination (functional and timing) between the different respiratory muscles in ICU patients under mechanical ventilation during assisted breathing and during a spontaneous breathing trial. To this end,…

Breath hold techniques for radiotherapy of esophageal carcinoma; a feasibility study.

Part 1: The main objective of the first part of the study is to determine the most optimal method for DIBH (active breathing control vs voluntary coached) and its reproducibility. Based on these findings, one of these methods will be selected for…