in a total of 195 children and adolescents of both sex ( mean age 12.9 , range 5-17 years ) with endemic non-toxic goitre the thyroidal iodine concentration ( ic ) was determined using x-ray fluorescent scanning on admission and during iodine ( 100 micrograms daily ) and l-thyroxine ( 3 micrograms/kg body weight daily ) treatment respectively .
C0221777
non-toxic goitre
C0040132
thyroidal