Koopmans, J R

Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands

Title	Year	PMID
Netherlands twin family study of anxious depression (NETSAD).	2000	11463154
The genetics of smoking initiation and quantity smoked in Dutch adolescent and young adult twins.	1999	10857244
The influence of religion on alcohol use initiation: evidence for genotype X environment interaction.	1999	10857249
A multivariate genetic analysis of sensation seeking.	1995	7575364