Investigation of the current status of patient-controlled analgesia nursing practice in hospitalized patients across 246 hospitals
ZHOU Yanrong, ZHANG Haiyan, WANG Hui, HE Miao, DU Meijie, ZENG Ying, WANG Xiuli
Chinese Journal of Nursing . 2026, (12): 1695 -1703 .  DOI: 10.3761/j.issn.0254-1769.2026.12.015