不同剂量曲马多超前镇痛用于七氟醚小儿麻醉的临床研究
宋丽1 ,施森1 ,魏继承2 ,欧册华2
Clinical research of Preemptive analgesia with different dosage tramadol in pediatric anesthesia with sevoflurane
天津医药 . 2010, (4): 0 -0 .