His letter discusses precautions regarding the waterproof structure of the oximetry central venous catheter (CVC) shaft and the risk of blood reflux and leakage that can occur when the catheter shaft is cut. To assess oxygen supply-demand balance [1] and haemodynamics [2]. the Swan-Ganz pulmonary artery catheter has been used for perioperative and postoperative management and treatmen... https://parisnaturalfoodes.shop/product-category/selenium-100mcg/