Relative medullary area: a new structural index for estimating urinary concentrating capacity of mammals.
D000818:Animals; D007668:Kidney / Q000033:anatomy & histology / Q000502:physiology; D007672:Kidney Cortex / Q000033:anatomy & histology / Q000502:physiology*; D009994:Osmolar Concentration; D013045:Species Specificity; D014556:Urine