title: Seasonal changes in hemoglobin and erythrocyte indexes in microtus arvalis (Pallis, 1779).
mesh_terms: D000818:Animals; D003411:Arvicolinae / Q000097:blood*; D004906:Erythrocyte Count; D004912:Erythrocytes; D005260:Female; D006400:Hematocrit; D006454:Hemoglobins; D006801:Humans; D008297:Male; D012377:Rodentia / Q000097:blood*; D012621:Seasons
chemical_list: D006454:Hemoglobins