title: Comments on Postma et al's "The effect of caffeine on renal vein renin concentration in patients with renal arterial disease".
authors.forename: E K
authors.initials: EK
authors.lastname: Jackson
mesh_terms: D002110:Caffeine / Q000494:pharmacology*; D006801:Humans; D009994:Osmolar Concentration; D012078:Renal Artery Obstruction / Q000097:blood*; D012082:Renal Veins; D012083:Renin / Q000097:blood*
chemical_list: D002110:Caffeine; D012083:Renin