日本医生Masahiko Takahata比较了椎板成形术、后路减压融合和前路减压融合术在治疗K-line(-)颈椎OPLL的疗效,发现前路减压融合术在改善神经功能方面效果最佳,但需注意术后并发症的风险。中国医生Wang Yuqiang提出了一种新的影像学指标,Facet-Occiput Slope Angle(FOSA...
A novel AP selection method LocalReliefF-C has been put forward to obtain the set of best-discriminating APs for each reference location, which can reduce the positioning computational overhead and, meanwhile, achieve comparable positioning performance with the strategy using the full set of APs. ...
9Ac-8 DNA structure 1 a Watson and Crick b The expected answers are either Franklin, who took X-ray pictures of DNA, or Wilkins, who tested the Watson and Crick model. 2 Levene's model had equal amounts of A, T, G and C. 3 a Ratio h...