18272hematologic testsPT0000-00-00 00:00:00BT18330diagnosisPTNT18274blood chemical analysisPTNT18270blood sedimentationPTNT18269hematocritPTRT18258hematologic diseasesPTRT19413high blood cholesterolPTRT20196blood preservationPTRT18273blood specimen collectionPTRT18241bloodPT