气管软骨环
Forty fetuses had uncompleted tracheal ring and 12 had variable degrees of tracheal stenosis related the vascular rings.
57只先天性膈疝胎鼠中,40只有不完全的气管软环,12只有程度不等的气管狭窄,并与异常的血管环相关。
observation on cytopathologic changes induced in chick embryo tracheal rings by mycoplasma gallisepticum
鸡败血霉形体致鸡胚气管器官培养病变观察
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