Methylxanthine consumption from coffee and tea.
D002110:Caffeine / Q000032:analysis; D003069:Coffee / Q000009:adverse effects / Q000032:analysis*; D009203:Myocardial Infarction / Q000139:chemically induced; D013662:Tea / Q000032:analysis*; D013805:Theobromine / Q000032:analysis; D014970:Xanthines / Q000032:analysis*
D003069:Coffee; D013662:Tea; D014970:Xanthines; D002110:Caffeine; D013805:Theobromine