Cheung Cheung K K Roman Roman SA SA Wang Wang TS TS Calcitonin measurement in the evaluation of thyroid nodules in the United States: a cost-effectiveness and decision analysis Calcitonin measurement in the evaluation of thyroid nodules in the United States: a cost-effectiveness and decision analysis J Clin Endocrinol Metab J Clin Endocrinol Metab 2008 2008 93 93 2173 2173 2180 2180 10.1210/jc.2007-2496 10.1210/jc.2007-2496 supplied-pmid 18364376? Here, CALCA is linked to thyroid nodule.