海量图书期刊资源，随时随地畅享阅读乐趣
Tolerability of sublingual fentanyl tablets for the treatment of breakthrough cancer pain in patients aged ≥65 years: pooled analysis from 2 clinical trialsS. Nalamachu; R. Rauck; D. Hassman; V. Reddy; J. Howell; G. Guillory · 2011