Search results
Digestive Diseases and Sciences > 2014 > 59 > 1 > 108-116
Current Dermatology Reports > 2013 > 2 > 1 > 58-65
Current Allergy and Asthma Reports > 2012 > 12 > 3 > 192-200
European Journal of Epidemiology > 2011 > 26 > 5 > 385-393
European Journal of Epidemiology > 2007 > 22 > 10 > 699-705