title: Fast atrial fibrillation induced by azathioprine.
mesh_terms: D001281:Atrial Fibrillation / Q000139:chemically induced*; D001379:Azathioprine / Q000009:adverse effects*; D005334:Fever / Q000150:complications; D006801:Humans; D008297:Male; D008875:Middle Aged
chemical_list: D001379:Azathioprine