title: Interactions and clarifying group-specific estimates by using stratification.
authors.affiliation: 1 The University of Melbourne Melbourne, Victoria, Australia.
authors.forename: Jennifer L
authors.initials: JL
authors.lastname: Perret
authors.forename: Caroline J
authors.initials: CJ
authors.lastname: Lodge
mesh_terms: D005260:Female; D006579:Heterozygote; D006801:Humans; D008297:Male; D010641:Phenotype; D029424:Pulmonary Disease, Chronic Obstructive / Q000209:etiology*; D000515:alpha 1-Antitrypsin / Q000235:genetics*; D019896:alpha 1-Antitrypsin Deficiency / Q000235:genetics*
chemical_list: D000515:alpha 1-Antitrypsin