uh, our, uh, study, uh, revealed that there is no difference, uh, or, uh, no importance of fixation of the esophagus to the pleura. Uh, like the most recent literature regarding this topic. So, uh, usually, and after this, after this study, we don't use or, or, uh, we don't take structures between the esophagus and the crust.