Moura EG. What need is there for standardization of thyroid uptake or scintigraphy using 99mTc pertechnetate in thyroid disease diagnosis? Sao Paulo Med J 2002; 120: 36-37.Egberto Gaspar de Moura: What need is there for standardization of thyroid uptake or scintigraphy using 99mTc pertechnetate...