Theta papers

=Theta Stuff to read=
 * van den Bosch 2010 vondenBosche2010 Brand new adaptive dynamics model of the evolution of transmission mode
 * Day 2001 Day_2001 Looks like something we should read
 * Alizon 2009 Alizon_etal_2009 Looks like a good review


 * 1) vondenBosche2010 pmid=20129975
 * 2) Day_2001 pmid=11831655
 * 3) Alizon_etal_2009 pmid=19196383