title: [Physiological changes in the blood hemoglobin level].
mesh_terms: D002196:Capillaries; D002940:Circadian Rhythm; D005006:Ethnicity; D006452:Hemoglobinometry; D006801:Humans; D005082:Physical Exertion; D014680:Veins
vernacular_title: A vér haemoglobin-tartalmának physiologiás ingadozása.