The Vegetarian Resource Group publishes Vegetarian Journal each quarter of the year. In every issue we include our quarterly column called Scientific Update, where we take a look at recent scientific literature on veggie diets.
Here’s a recent installment:
http://www.vrg.org/journal/vj2015issue4/2015_issue4_scientific_update.php
To subscribe to Vegetarian Journal go to: http://www.vrg.org/member/2013sv.php