Introduction This study primarily aims to investigate the suitability of Halcyon in the context of cervical-thoracic esophageal cancer by exploring the dosimetric quality and delivery efficiency of Halcyon plans with different arc configurations. Additionally. it compares these findings with the dosimetric indices and delivery efficiency of TrueBeam and TomoTherapy accelerators. focus... https://mabelandfoxs.shop/product-category/birthing-aids/