Changes in Prevalence of Asthma and Allergies Among Children and Adolescents in Italy: 1994-2002

Several studies conducted during the 1990s indicated an increase in the prevalence of symptoms of asthma; more recent investigations suggest that the trend is stabilizing or may even be reversing. We compared 2 cross-sectional surveys conducted in 1994 and 2002 in 8 areas in northern and central Ita...

Ausführliche Beschreibung