Ralf Kuja-Halkola
Ralf Kuja-Halkola
Department of Medical Epidemiology and Biostatistics; Karolinska Institutet
Verified email at - Homepage
Cited by
Cited by
The familial risk of autism
S Sandin, P Lichtenstein, R Kuja-Halkola, H Larsson, CM Hultman, ...
Jama 311 (17), 1770-1777, 2014
The heritability of autism spectrum disorder
S Sandin, P Lichtenstein, R Kuja-Halkola, C Hultman, H Larsson, ...
Jama 318 (12), 1182-1184, 2017
Sibling comparison designs: Bias from non-shared confounders and measurement error
T Frisell, S Öberg, R Kuja-Halkola, A Sjölander
Epidemiology, 713-720, 2012
Paternal age at childbearing and offspring psychiatric and academic morbidity
BM D’Onofrio, ME Rickert, E Frans, R Kuja-Halkola, C Almqvist, ...
JAMA psychiatry 71 (4), 432-438, 2014
Practice does not make perfect: No causal effect of music practice on music ability
MA Mosing, G Madison, NL Pedersen, R Kuja-Halkola, F Ullén
Psychological science 25 (9), 1795-1803, 2014
The familial co-aggregation of ASD and ADHD: a register-based cohort study
L Ghirardi, I Brikell, R Kuja-Halkola, CM Freitag, B Franke, P Asherson, ...
Molecular psychiatry 23 (2), 257-262, 2018
Modest familial risks for multiple sclerosis: a registry-based study of the population of Sweden
H Westerlind, R Ramanujam, D Uvehag, R Kuja-Halkola, M Boman, ...
Brain 137 (3), 770-778, 2014
Bipolar disorder and its relation to major psychiatric disorders: a family‐based study in the S wedish population
J Song, SE Bergen, R Kuja‐Halkola, H Larsson, M Landén, P Lichtenstein
Bipolar disorders 17 (2), 184-193, 2015
Heritability of endometriosis
R Saha, HJ Pettersson, P Svedberg, M Olovsson, A Bergqvist, L Marions, ...
Fertility and sterility 104 (4), 947-952, 2015
Attention-deficit/hyperactivity disorder, school performance, and effect of medication
A Jangmo, A Stålhandske, Z Chang, Q Chen, C Almqvist, I Feldman, ...
Journal of the American Academy of Child & Adolescent Psychiatry 58 (4), 423-432, 2019
Heritability of attention‐deficit hyperactivity disorder in adults
I Brikell, R Kuja‐Halkola, H Larsson
American Journal of Medical Genetics Part B: Neuropsychiatric Genetics 168 …, 2015
Heritability of perinatal depression and genetic overlap with nonperinatal depression
A Viktorin, S Meltzer-Brody, R Kuja-Halkola, PF Sullivan, M Landén, ...
American Journal of Psychiatry 173 (2), 158-165, 2016
The contribution of common genetic risk variants for ADHD to a general factor of childhood psychopathology
I Brikell, H Larsson, Y Lu, E Pettersson, Q Chen, R Kuja-Halkola, ...
Molecular psychiatry 25 (8), 1809-1821, 2020
Association between attention deficit hyperactivity disorder and asthma: a systematic review and meta-analysis and a Swedish population-based study
S Cortese, S Sun, J Zhang, E Sharma, Z Chang, R Kuja-Halkola, ...
The Lancet Psychiatry 5 (9), 717-726, 2018
Familial aggregation of attention‐deficit/hyperactivity disorder
Q Chen, I Brikell, P Lichtenstein, E Serlachius, R Kuja‐Halkola, S Sandin, ...
Journal of Child Psychology and Psychiatry 58 (3), 231-239, 2017
Carryover effects in sibling comparison designs
A Sjölander, T Frisell, R Kuja-Halkola, S Öberg, J Zetterqvist
Epidemiology 27 (6), 852-858, 2016
Maternal age at childbirth and risk for ADHD in offspring: a population-based cohort study
Z Chang, P Lichtenstein, BM D’Onofrio, C Almqvist, R Kuja-Halkola, ...
International journal of epidemiology 43 (6), 1815-1824, 2014
A total-population multigenerational family clustering study of autoimmune diseases in obsessive–compulsive disorder and Tourette’s/chronic tic disorders
D Mataix-Cols, E Frans, A Pérez-Vigil, R Kuja-Halkola, C Gromark, ...
Molecular psychiatry 23 (7), 1652-1658, 2018
Heritability of non-HLA genetics in coeliac disease: a population-based study in 107 000 twins
R Kuja-Halkola, B Lebwohl, J Halfvarson, C Wijmenga, PKE Magnusson, ...
Gut 65 (11), 1793-1798, 2016
Familial liability for eating disorders and suicide attempts: evidence from a population registry in Sweden
S Yao, R Kuja-Halkola, LM Thornton, CD Runfola, BM D’Onofrio, ...
JAMA psychiatry 73 (3), 284-291, 2016
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