https://www.selleckchem.com/pr....oducts/sodium-pyruva
yered barrier. The existence of stable symptom clusters with variations or changes in cluster membership and the merging of symptom clusters over time urge us to investigate how symptom relationships change over time. To identify stable symptom clusters and understand networks among symptoms using longitudinal data. Secondary data analysis was conducted using data from a nonblinded randomized clinical trial, which evaluated the effect and feasibility of the developed cancer symptom management system. For the present study, data