Zijlema WL, Triguero-Mas M, Smith G, Cirach M, Martinez D, Dadvand P, Gascon M, Jones M, Gidlow C, Hurst G, Masterson D, Ellis N, van den Berg M, Maas J, van Kamp I, van den Hazel P, Kruize H, Nieuwenhuijsen MJ, Julvez J. The relationship between natural outdoor environments and cognitive functioning and its mediators. Environ Res. 2017 May;155:268-75. doi: 10.1016/j.envres.2017.02.017
Heaney CD, Wing S, Campbell RL, Caldwell D, Hopkins B, Richardson D, Yeatts K. Relation between malodor, ambient hydrogen sulfide, and health in a community bordering a landfill. Environ Res. 2011 Aug;111(6):847-52. doi: 10.1016/j.envres.2011.05.021.