Ever since manufacturers began adding iodine to salt in the 1920s, deficiency in this trace element has been relatively rare. And that's a really good thing, considering that iodine is an essential ...
NEW YORK (AP) — The 13-year-old boy came to the clinic with a rapidly ballooning neck. Doctors were puzzled. Testing ruled out their first suspicion. But further tests pinpointed what they — and the ...
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