Peter hotez : we 're not in a position at this point to know , when a child comes in with asthma , what the likelihood is that person has asthma because of toxocariasis or another source .

彼得霍特兹：有关这种病的知识还不普及，当一名儿童哮喘病患者走进医院时，医生们通常不知道他的病是由于弓蛔虫感染还是其他因素引起的。