Simou E, Britton J, Leonardi-Bee J. Alcohol consumption and the risk of tuberculosis: a systematic review and meta-analysis. Int J Tuberc Lung Dis. 2018 Nov 1;22(11):1277-85.
Montserrat-Capdevila J, Godoy P, Marsal JR, Barbe F, Galvan L. Risk factors for exacerbation in chronic obstructive pulmonary disease: a prospective study. Int J Tuberc Lung Dis. 2016 Mar;20(3):389-95. doi: 10.5588/ijtld.15.0441
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.