Umbach, D M The use of case-parent triads to study joint effects of genotype and exposure. [electronic resource] - American journal of human genetics Jan 2000 - 251-61 p. digital Publication Type: Journal Article ISSN: 0002-9297 Standard No.: 10.1086/302707 doi Subjects--Topical Terms: Disease Susceptibility--etiologyEnvironmental Exposure--adverse effectsGenetic Predisposition to DiseaseGenotypeHumansModels, GeneticRisk Factors