title: Radioimmunoassay of angiotensin I, for estimation of plasma renin activity.
mesh_terms: D000804:Angiotensin II / Q000097:blood*; D006801:Humans; D008722:Methods; D011863:Radioimmunoassay; D012083:Renin / Q000097:blood*
chemical_list: D000804:Angiotensin II; D012083:Renin