Lannie Ligthart, Catharina E M van Beijsterveldt, Sofieke T Kevenaar, Eveline de Zeeuw, Elsje van Bergen, Susanne Bruins, René Pool, Quinta Helmer, Jenny van Dongen, Jouke-Jan Hottenga, Dennis Van't Ent, Conor V Dolan, Gareth E Davies, Erik A Ehli, Meike Bartels, Gonneke Willemsen, Eco J C de Geus, Dorret I Boomsma
The Netherlands Twin Register (NTR) is a national register in which twins, multiples and their parents, siblings, spouses and other family members participate. Here we describe the NTR resources that were created from more than 30 years of data collections; the development and maintenance of the newly developed database systems, and the possibilities these resources create for future research. Since the early 1980s, the NTR has enrolled around 120,000 twins and a roughly equal number of their relatives. The majority of twin families have participated in survey studies, and subsamples took part in biomaterial collection (e...
October 31, 2019: Twin Research and Human Genetics: the Official Journal of the International Society for Twin Studies