title: Antiplatelet drug works better if used longer.
mesh_terms: D017130:Angioplasty; D000077144:Clopidogrel; D005500:Follow-Up Studies; D006801:Humans; D009203:Myocardial Infarction / Q000517:prevention & control; D010975:Platelet Aggregation Inhibitors / Q000008:administration & dosage*; D013988:Ticlopidine / Q000008:administration & dosage* / Q000031:analogs & derivatives*; D013997:Time Factors
chemical_list: D010975:Platelet Aggregation Inhibitors; D000077144:Clopidogrel; D013988:Ticlopidine