title: Plasma metoprolol concentrations in young, old and hypertensive subjects.
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D001806:Blood Urea Nitrogen; D003404:Creatinine / Q000097:blood; D005260:Female; D006801:Humans; D006973:Hypertension / Q000097:blood*; D008297:Male; D008790:Metoprolol / Q000097:blood*; D008875:Middle Aged; D011412:Propanolamines / Q000097:blood*; D013997:Time Factors
chemical_list: D011412:Propanolamines; D003404:Creatinine; D008790:Metoprolol