Thomas Sevenius Nilsen

Differences in genetic and environmental variation in adult BMI by sex, age, time period, and region: an individual-based pooled analysis of 40 twin cohorts

Karri Silventoinen, Aline Jelenkovic, Reijo Sund et al. · American Journal of Clinical Nutrition · 2017 · 162 citations · Full text

Life Sciences, Biostatistics, Genetics +13

Genetic and environmental variation in educational attainment: an individual-based analysis of 28 twin cohorts

Karri Silventoinen, Aline Jelenkovic, Reijo Sund et al. · Scientific Reports · 2020 · 134 citations · Full text

Life Sciences, Genetics, Human Development +8

Association of current and former smoking with body mass index: A study of smoking discordant twin pairs from 21 twin cohorts

Maarit Piirtola, Aline Jelenkovic, Antti Latvala et al. · PLoS ONE · 2018 · 89 citations · Full text

Public Health, Genetics, Epidemiologic Methods +14

Locked and lonely? A longitudinal assessment of loneliness before and during the COVID-19 pandemic in Norway

Thomas Hansen, Thomas Sevenius Nilsen, Baeksan Yu et al. · Scandinavian Journal of Public Health · 2021 · 69 citations · Full text

Social Sciences, Psychology, Sociology +12

The CODATwins Project: The Cohort Description of Collaborative Project of Development of Anthropometrical Measures in Twins to Study Macro-Environmental Variation in Genetic and Environmental Effects on Anthropometric Traits

Karri Silventoinen, Aline Jelenkovic, Reijo Sund et al. · Twin Research and Human Genetics · 2015 · 65 citations · Full text

Life Sciences, Genetics, Epidemiology +10