Men's kidneys are from Mars and women's, from Venus.
Ingelfinger
J R
JR
D005260:Female; D005919:Glomerular Filtration Rate; D006801:Humans; D007668:Kidney / Q000502:physiology*; D008297:Male; D012079:Renal Circulation; D017596:Renal Plasma Flow, Effective; D012084:Renin-Angiotensin System / Q000502:physiology; D012727:Sex Characteristics