AUTHOR=Jia Yu , Zhao Lingling , Wang Fang , Shang Jin , Zhao Zhanzheng TITLE=Comparing estimated protein excretion rate and spot urinary protein-creatinine ratio in assessing urinary protein excretion in patients with kidney disease in China: a single center study JOURNAL=Frontiers in Medicine VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2025.1517019 DOI=10.3389/fmed.2025.1517019 ISSN=2296-858X