Tzavidis, NikosNikosTzavidisSalvati, NicolaNicolaSalvatiSchmid, TimoTimoSchmidFlouri, EiriniEiriniFlouriMidouhas, EmilyEmilyMidouhas2021-11-252021-11-2520160964-1998https://fis.uni-bamberg.de/handle/uniba/52233engLongitudinal analysis of the strengths and difficulties questionnaire scores of the Millennium Cohort Study children in England using M-quantile random-effects regressionother10.1111/rssa.12126