Bisgaard, Hans Chromosome 17q21 gene variants are associated with asthma and exacerbations but not atopy in early childhood. [electronic resource] - American journal of respiratory and critical care medicine Feb 2009 - 179-85 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1535-4970 Standard No.: 10.1164/rccm.200809-1436OC doi Subjects--Topical Terms: Airway Resistance--physiologyAsthma--epidemiologyChildChild, PreschoolChromosomes, Human, Pair 17--geneticsDenmark--epidemiologyFemaleFollow-Up StudiesForced Expiratory Flow RatesGenetic Predisposition to DiseaseGenetic VariationHumansHypersensitivity, Immediate--epidemiologyIncidenceInfantInfant, NewbornLung Volume MeasurementsMaleOximetryPhenotypePrognosisProspective StudiesRecurrenceRisk FactorsTime Factors