Plastics only began to be produced in large quantities following the second world war – but plastic pollution has since become one of the most serious threats humanity faces. By 2015, 60% of all ...

A high serum T3 is frequently found with congenital goiter, due to defective organification of iodide (TPO defect) or defective synthesis of thyroglobulin. A high serum T3 usually precedes iodide ...