TY - Front. Med. A1 - Chun Yang, Xiaomin Li, Nan Wang, Shixia Xu, Jianjun Yang, Zhiqiang Zhou T1 - Tramadol reinforces antidepressant effects of ketamine with increased levels of brain-derived neurotrophic factor and tropomyosin-related kinase B in rat hippocampus Y1 - 2012-12-05 JF - Frontiers of Medicine JO - Front. Med. SP - 411 EP - 415 VL - 6 IS - 4 UR - https://journal.hep.com.cn/fmd N1 - 10.1007/s11684-012-0226-2 ER -