Predictive value of blood urea nitrogen/creatinine ratio for frailty in maintenance hemodialysis patients
MA Cai-hong, GAO Huan-ling, SHANG Chun-e, LI Hong-mei, YANG Yu-lin, CHEN Ling
Chinese Journal of Blood Purification . 2024, (06): 421 -425 .  DOI: 10.3969/j.issn.1671-4091.2024.06.005