title: Case-crossover studies.
authors.forename: Nino
authors.initials: N
authors.lastname: Künzli
authors.forename: Christian
authors.initials: C
authors.lastname: Schindler
mesh_terms: D000393:Air Pollutants / Q000633:toxicity; D000397:Air Pollution / Q000009:adverse effects; D018592:Cross-Over Studies; D004781:Environmental Exposure / Q000009:adverse effects; D004784:Environmental Monitoring / Q000379:methods*; D062665:Epidemiological Monitoring; D006801:Humans; D015233:Models, Statistical; D009203:Myocardial Infarction / Q000453:epidemiology / Q000209:etiology; D018570:Risk Assessment / Q000379:methods
chemical_list: D000393:Air Pollutants