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CONTINUED studies of asthma in children enable us to evaluate a concept previously stated, that "When asthma begins before age 30, the cause is allergy unless proved otherwise; but when asthma begins after age 40, the cause is not allergy unless proved otherwise."1 A long-term follow-up study of asthma in children should result in a better understanding of clinical allergy.There are many questions to be answered. "How often do children outgrow their asthma?" and "What will happen to my child?" are the routine questions, but others are important also. Do the original cause and type of the asthma affect . . .
Rackemann et al. (Thu,) studied this question.
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