Health-related quality of life and cost-of-illness in young people seeking peer support at @ease: A Dutch burden of disease study. - Boonstra, Anouk; van Mastrigt, Ghislaine A. P. G.; Evers, Silvia M. A. A.; Osstyn, Sander; de Winter, Remco F. P.; Boonstra, Nynke; van Amelsvoort, Therese A. M. J.; Leijdesdorff, Sophie M. J. (PLoS ONE, 2026)