title: Quantity of diagnostic blood sampling and its clinical relevance.
mesh_terms: D001800:Blood Specimen Collection; D001810:Blood Volume; D004912:Erythrocytes; D005260:Female; D006400:Hematocrit; D006452:Hemoglobinometry; D006454:Hemoglobins; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged
chemical_list: D006454:Hemoglobins