title: A method for concentrating platelets for direct studies of platelet aggregation in thrombocytopenia.
mesh_terms: D000244:Adenosine Diphosphate / Q000494:pharmacology; D001772:Blood Cell Count; D001780:Blood Coagulation Tests; D001792:Blood Platelets / Q000187:drug effects*; D001810:Blood Volume; D006801:Humans; D008722:Methods; D010973:Platelet Adhesiveness / Q000187:drug effects*; D013921:Thrombocytopenia / Q000097:blood*
chemical_list: D000244:Adenosine Diphosphate