Assessment of acute effects in controlled human studies. Lessons from field studies.
Utell
M J
MJ
University of Rochester Medical Center, New York 14642.
Samet
J M
JM
D016902:Air Pollution, Indoor / Q000009:adverse effects / Q000032:analysis*; D004781:Environmental Exposure; D004812:Epidemiologic Methods; D006801:Humans; D012129:Respiratory Function Tests; D012141:Respiratory Tract Infections / Q000209:etiology / Q000276:immunology; D011795:Surveys and Questionnaires