title: Do they get what they want or are they stuck with what they can get? Testing homophily against default selection for friendships of highly aggressive boys. The TRAILS study.
authors.affiliation: Department of Sociology, University of Groningen, Grote Rozenstraat 31, 9712 TG, Groningen, the Netherlands. j.j.sijtsema@rug.nl
authors.forename: Jelle J
authors.initials: JJ
authors.lastname: Sijtsema
authors.forename: Siegwart M
authors.initials: SM
authors.lastname: Lindenberg
authors.forename: René
authors.initials: R
authors.lastname: Veenstra