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Concentrations of adrenocorticotropic hormone (ACTH) precursors in different patient groups. The ranges relate to concentrations of ACTH precursors in blood samples from different groups of patients. The superscript numbers indicate the following references: 1, Ref. 89; 2, Ref. 385; 3, Ref. 150; 4, Ref. 278; 5, Ref. 337; 6, Ref. 285.
