Vitamin D

Hormone or Vitamin?
  • Jerrold Winter


Steven Spielberg, Jaws, and numerous aquaria have made most Americans aware of the sinuous grace of a shark moving through the water. Much of that ease of movement comes from the shark’s lack of bones. Their skeletons are made of cartilage, a soft and flexible material, a material so admirably suited to life in the oceans that sharks have changed little in several millions of years.


Blood Calcium True Fitness Chronic Kidney Failure Inadequate Diet Environmental Hypothesis 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.


Unable to display preview. Download preview PDF.

Unable to display preview. Download preview PDF.

Copyright information

© Springer Science+Business Media New York 1991

Authors and Affiliations

  • Jerrold Winter

There are no affiliations available

Personalised recommendations