Cause analysis of the Yokkaichi asthma episode in Japan.
D000393:Air Pollutants / Q000009:adverse effects*; D001249:Asthma / Q000139:chemically induced* / Q000453:epidemiology; D004196:Disease Outbreaks; D006801:Humans; D007221:Industry; D007564:Japan; D013464:Sulfuric Acids / Q000009:adverse effects*; D014025:Titanium
D000393:Air Pollutants; D013464:Sulfuric Acids; D014025:Titanium