Ageing and heterogeneity regarding autism spectrum conditions: a protocol paper of an accelerated longitudinal study.
Hilde M GeurtsJoost A Agelink van RentergemTulsi A RadhoeCarolien TorenvlietWikke J van der PuttenAnnabeth P GroenmanPublished in: BMJ open (2021)
Ethical approval for this study was obtained from the ethical review board of the Department of Psychology of the University of Amsterdam (wave 1 2011-PN-1952 and 2013-PN-2668, wave 2 2015-BC-4270, waves 3 and 4 2018-BC-9285). In line with the funding policies of the grant organisation funding this study, future papers will be published open access.