Here are some references to skin problems:<p><a href="https:&#x2F;&#x2F;franceshunter.wordpress.com&#x2F;2012&#x2F;07&#x2F;02&#x2F;scurvy-and-the-lewis-clark-expedition&#x2F;" rel="nofollow">https:&#x2F;&#x2F;franceshunter.wordpress.com&#x2F;2012&#x2F;07&#x2F;02&#x2F;scurvy-and-th...</a>