title: Immortal time bias in the association of n-3 fatty acid supplementation and atrial fibrillation.
authors.forename: Alvaro
authors.initials: A
authors.lastname: Alonso
mesh_terms: D001281:Atrial Fibrillation / Q000453:epidemiology* / Q000517:prevention & control*; D015982:Bias; D019587:Dietary Supplements; D015525:Fatty Acids, Omega-3 / Q000008:administration & dosage*; D006801:Humans; D016016:Proportional Hazards Models
chemical_list: D015525:Fatty Acids, Omega-3