87例老年急性肠梗阻发病相关因素及预防措施
孙军
Disease-related factor analysis of 87 cases of acute intestinal obstruction and the preventive measures
中国临床护理 . 2011, (2): 129 -130 .  DOI: 10.3969/j.issn.1674-3768.2011.02.020