脉冲式封管联合正压封管在半永久置管中的效果观察

韩丽丽1,孙静1,陈雅慧1,王艳辉2,李玉伶1,岳英丽1

Journal of Hebei Medical University . 2016, (5): 589 -591 . DOI: 10.3969/j.issn.10073205.2016.05.024