中国热带医学
术前营养支持对消化道肿瘤患者住院期与住院费用的影响
范旻，薛梅，张玉霞，陶应龙，韩晓丽，李辉
The influence of preoperative nutritional support on length of stay and hospital costs of gastrointestional cancer patients.
中国热带医学 . 2011, (10): 1271 -1272 .