Sulphur dioxide levels and asthma.
A
A
Ponce de Leon
H R
HR
Anderson
D000393:Air Pollutants / Q000009:adverse effects*; D001249:Asthma / Q000209:etiology*; D006801:Humans; D007251:Influenza, Human / Q000150:complications*; D013458:Sulfur Dioxide / Q000009:adverse effects*
D000393:Air Pollutants; D013458:Sulfur Dioxide