Systematic review of worldwide variations of the prevalence of wheezing symptoms in children
<p>Abstract</p> <p>Background</p> <p>Considerable variation in the prevalence of childhood asthma and its symptoms (wheezing) has been observed in previous studies and there is evidence that the prevalence has been increasing over time.</p> <p>Methods</p&...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
BMC
2008-11-01
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| Series: | Environmental Health |
| Online Access: | http://www.ehjournal.net/content/7/1/57 |