Environmental factors, including pest issues, dust and mold, are a major cause of childhood asthma in the District of Columbia, with high rates of asthma-related emergency room visits in Wards 5, 7 and 8.
Environmental factors, including pest issues, dust and mold, are a major cause of childhood asthma in the District of Columbia, with high rates of asthma-related emergency room visits in Wards 5, 7 and 8.
