smmaddox1517 smmaddox1517
  • 21-03-2024
  • Health
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Start the timeline presentation with an introductory section that provides a brief overview of vitamin D. Create a chronological sequence of events, discoveries, and milestones related to vitamin D. In which year was vitamin D officially recognized as essential for the prevention of rickets?

a) 1914
b) 1921
c) 1901
d) 1937

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