Effect of nutritional support through straight nasointestinal tube on nutritional status in critically ill elderly patients

Liu Xinping, Liu Pei, Sun Hongxia, Mei Chengqing, Zhong Qin, Yu Wenxia
International Medicine and Health Guidance News . 2023, (18): 2641 -2645 .  DOI: 10.3760/cma.j.issn.1007-1245.2023.18.029

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