Spontaneous model with intervertebral disc degeneration was the balance of unstability in modal function, while the effect of genetic factor could change this balance and accelerate the degeneration.
Objective to study the etiological factor, clinical manifestation, operation and prognosis of spontaneous cerebellar hemorrhage.
目的研究自发性小脑出血的病因、临床表现、手术治疗和预后。
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The results show that the frequency response characteristics of VCSOAs are influenced by the optical pump intensity, the input optical power and the spontaneous emission factor.