title: Heparinized "microtainer" tube evaluated for collection of capillary blood.
mesh_terms: D000293:Adolescent; D000328:Adult; D001800:Blood Specimen Collection / Q000295:instrumentation*; D002196:Capillaries; D002648:Child; D002675:Child, Preschool; D006493:Heparin; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D013997:Time Factors
chemical_list: D006493:Heparin