变性术给易性癖者做得改变性别的手术
4-4-2战术的关键是战术系统的应变性和灵活机动性。
The key to this 4-4-2 is flexibility and the mobility of the system.
目的探讨背驼式肝移植术，解决肝豆状核变性铜代谢障碍，延长患者生存时间，改善患者的生存质量。
Objective Hepatic transplantation was performed on patients with Wilson disease to correct the disorder of copper metabolism, and to prolong lifetime and improve living quality.
目的观察改良后巩膜加固术对变性近视的治疗效果。
Objective To observe the therapeutic effect of modified posterior sclera reinforcement operation on degenerative myopia.
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