McGinley (Miller) EL, Gabbay RA. The impact of new payment methods on quality of diabetes care and outcomes. Current Diabetes Rep. 2016 Apr 18;16(51). doi: 10.1007/s11892-016-0743-5
Fondell E, Lagerros YT, Sundberg CJ, Lekander M, Balter O, Rothman KJ, Balter K. Physical activity, stress, and self-reported upper respiratory tract infection. Med Sci Sports Exerc. 2011 Feb 1;43(2):272-9.
Vickers AD, Palmer SCF. The influence of canopy cover and other factors upon regeneration of Scots pine and associated ground flora within Glen Tanar NNR. Forestry (Lond). 2000;73(1):37-49.