Figure 1
Number of asthma emergency department visits in Edmonton. Number of emergency department visits for asthma by month and age-group, Edmonton, April 1, 1992 to March 31, 2002.
Figure 1 | Environmental Health
Number of asthma emergency department visits in Edmonton. Number of emergency department visits for asthma by month and age-group, Edmonton, April 1, 1992 to March 31, 2002.
Environmental Health