title: When atrial fibrillation occurs with pulmonary embolism, is it the chicken or the egg?
authors.forename: K M
authors.initials: KM
authors.lastname: Flegel
mesh_terms: D000925:Anticoagulants / Q000627:therapeutic use; D001281:Atrial Fibrillation / Q000150:complications* / Q000175:diagnosis / Q000517:prevention & control*; D015984:Causality; D006801:Humans; D015995:Prevalence; D011655:Pulmonary Embolism / Q000150:complications* / Q000175:diagnosis / Q000517:prevention & control*; D012107:Research Design
chemical_list: D000925:Anticoagulants