Fig. 1From: Environmental intervention for house dust mite control in childhood bronchial asthmaThe number of pediatric patients recruited and included monthly in the study during the study period [January (1) to December (12) 2010]. Patients diagnosed with bronchial asthma were recruited during the first 8 months of the study (1–8), following which no cases were included. The last 4-month period of 2010 (9–12) was the follow-up periodBack to article page