The prompt administration of diphtheria antitoxin in adequate amounts is the first and most important step .

及时给与适量白喉抗毒素，是首要的也是重要的步骤。

youdao

The prompt administration of diphtheria antitoxin in adequate amounts is the first and most important step.

及时给与适量白喉抗毒素，是首要的也是重要的步骤。

youdao

The prompt administration of diphtheria antitoxin in adequate amounts is the first and most important step.

及时给与适量白喉抗毒素，是首要的也是重要的步骤。

youdao