martedì 19 luglio 2016

NYT Science: Old Teeth Tell New Stories About People Who Didn’t Get Enough Sun

Old Teeth Tell New Stories About People Who Didn't Get Enough Sun
By JOANNA KLEIN

Researchers discovered a permanent record of vitamin D deficiency in old teeth that could provide insights on rickets and children's health today.

Published: July 20, 2016 at 06:00AM

via NYT Science http://ift.tt/29RLfdq