Types of Social Capital and Mental Disorder in Deprived Urban Areas: A Multilevel Study of 40 Disadvantaged London NeighbourhoodsBertotti, Marcello; Watts, Paul; Netuveli, Gopalakrishnan; Yu, Ge; Schmidt, Elena; Tobi, Patrick; Lais, Shahana; Renton, Adrian; Dowd, Jennifer Beam · PLoS ONE · 2013