alpha-subunit and beta-subunit of tsh were measured in the sera of five patients with idiopathic central hypothyroidism due to the secretion of biologically inactive tsh , in seven normal controls matched for bone age and sex , and in five subjects with mild primary thyroid failure before and after trh ( 200 micrograms , iv ) stimulation .
C0271801
central hypothyroidism
C0040132
thyroid