However, the disease incidence and the velocity of tumor development in clay soil were highest when occurrence of crown gall was in stable phase.
发病进入稳定阶段之后，与其它土壤类型相比，粘土中的发病率略高，冠瘿瘤体积大。
Objective To explore the significance and effects of endothelin (ET) in occurrence and development of cerebrovascular disease (CVD).
目的探讨内皮素（ET）测定在脑血管病（CVD）发病过程中的临床意义及与伴发症、病情的关系。
Conclusion Serum level of IGF-1 is greatly increased in RA patients with vasculitis and plays an important role in the occurrence and development of pulmonary interstitial disease.
结论提示血清igf - 1在RA伴有血管炎患者中明显升高特别在肺间质性疾病中起重要作用。
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