Affordability
Zheng, R., Wang, Y., Hua, X. et al. 2016
Rodriguez-Iglesias, G., González-Rozada, M., Champagne, B.M. et al. 2015
Kostova, D., Chaloupka, F.J., Yürekli, A.A. et al. 2013
Bandi, P., Blecher, E.H., Cokkinides, V. et al. 2013
Blecher, E.H., Ross, H., Leon, M. 2013
Bogdanovica, I., Murray, R., McNeill, A. et al. 2012
Guindon, G.E., Nguyen, T.T.H., Hoang, V.K. et al. 2010