title: Within-subject variation of thyroxin and triiodothyronine concentrations in serum.
authors.forename: L
authors.initials: L
authors.lastname: Juan-Pereira
authors.forename: M A
authors.initials: MA
authors.lastname: Navarro
authors.forename: M
authors.initials: M
authors.lastname: Roca
authors.forename: X
authors.initials: X
authors.lastname: Fuentes-Arderiu
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011863:Radioimmunoassay; D015203:Reproducibility of Results; D013974:Thyroxine / Q000097:blood*; D014284:Triiodothyronine / Q000097:blood*
chemical_list: D014284:Triiodothyronine; D013974:Thyroxine