Epidemiological, clinical & surveillance

• Johnson, K. A., Loftsgaarden, D. O., Gideon, R. A., (1982), The effects of Mount St. Helens ash on the pulmonary function of 120 elementary school children, American Review of Respiratory Disease, 126, 1066-1069., 10.1164/arrd.1982.126.6.1066