3) Etiological factor
致病因素
1.
Objective To know the etiological factors of prevention and cure of drug-induced hepatitis.
目的了解药物性肝炎的致病因素及防治。
4) pathogenic factor
致病因素
1.
Objective To study the pathogenic factors and epidemiologic features of chronic gastritis and peptic ulcer in children.
目的 探讨儿童慢性胃炎、消化性溃疡的致病因素及流行病学特点。
2.
ObjectiveIn order to confirm the relationship of pathogenic factors and clinical manifestation of cerebral palsy.
目的探讨脑瘫致病因素与临床表现之间的关系。
5) the factors which might restrict its consistent development
致障因素
补充资料：非密度制约因素(见密度制约因素)
非密度制约因素(见密度制约因素)
l焦非密度制约因素见生态因素、密度制约后
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条