On your recent post "Low Carb Paleo: Nothings Impossible" how does one interpret the vertical axis (Percentile Calcium Score?).  What would be the biological significance of a 20% score vs an 80% score?  

Great blog, thanks for all your work. 

http://freetheanimal.com/2009/09/vitamin-d-and-the-h1n1-virus.html

Anecdotal letter from MD at health care facility in Wisconsin to Vit D Council regarding Vit D protection against H1N1 in patients.

Vit D3 is the one you want...gel caps in oil...D2 is not what you want.  4000 IU to 5000IU per day taken in the morning.  Reference:

http://nephropal.blogspot.com/2009/09/vitamin-d-and-office-observations.html

What type of Vit. D is recommended?

Also, what is an appropriate dose of vitamin D for starters?  O.F.