Dealing with emigration in cohort studies: follow-up of mortality and cancer incidence among Norwegians born between 1967 and 1976KRISTENSEN, Petter; BJERKEDAL, Tor.European journal of epidemiology. 2010, Vol 25, Num 3, pp 155-161, issn 0393-2990, 7 p.Article

Educational attainment of 25 year old Norwegians according to birth order and genderKRISTENSEN, Petter; BJERKEDAL, Tor.Intelligence (Norwood). 2010, Vol 38, Num 1, pp 123-136, issn 0160-2896, 14 p.Article

EDUCATIONAL ATTAINMENT OF NORWEGIAN MEN: INFLUENCE OF PARENTAL AND EARLY INDIVIDUAL CHARACTERISTICSKRISTENSEN, Petter; GRAVSETH, Hans M; BJERKEDAL, Tor et al.Journal of biosocial science (Print). 2009, Vol 41, Num 6, pp 799-814, issn 0021-9320, 16 p.Article

Early life determinants of musculoskeletal sickness absence in a cohort of Norwegians born in 1967-1976KRISTENSEN, Petter; BJERKEDAL, Tor; IRGENS, Lorentz M et al.Social science & medicine (1982). 2007, Vol 64, Num 3, pp 646-655, issn 0277-9536, 10 p.Article

Impact of aerobic fitness on musculoskeletal sickness absence 5-15 years later: a cohort study of 227 201 male Norwegian employeesKRISTENSEN, Petter; CORBETT, Karina; SIVESIND MEHLUM, Ingrid et al.Occupational and environmental medicine (London). 2012, Vol 69, Num 4, pp 250-255, issn 1351-0711, 6 p.Article

Birthweight and work participation in adulthood. Commentary : Cardiovascular diseaseKRISTENSEN, Petter; BJERKEDAL, Tor; IRGENS, Lorentz M et al.International journal of epidemiology. 2004, Vol 33, Num 4, pp 849-857, issn 0300-5771, 9 p.Article

Intelligence test scores and birth order among young Norwegian men (conscripts) analyzed within and between familiesBJERKEDAL, Tor; KRISTENSEN, Petter; SKJERET, Geir A et al.Intelligence (Norwood). 2007, Vol 35, Num 5, pp 503-514, issn 0160-2896, 12 p.Article

Incidence of lymphohaematopoietic cancer at a university laboratory : a cluster investigationKRISTENSEN, Petter; HILT, Bjørn; SVENDSEN, Kristin et al.European journal of epidemiology. 2008, Vol 23, Num 1, pp 11-15, issn 0393-2990, 5 p.Article

Are occupational factors important determinants of socioeconomic inequalities in musculoskeletal pain?MEHLUM, Ingrid Sivesind; KRISTENSEN, Petter; KJUUS, Helge et al.Scandinavian journal of work, environment & health. 2008, Vol 34, Num 4, pp 250-259, issn 0355-3140, 10 p.Article

Does the Threshold for Reporting Musculoskeletal Pain or the Probability of Attributing Work-Relatedness Vary by Socioeconomic Position or Sex?MEHLUM, Ingrid Sivesind; KRISTENSEN, Petter; VEIERSTED, Kaj Bo et al.Journal of occupational and environmental medicine. 2013, Vol 55, Num 8, pp 901-909, issn 1076-2752, 9 p.Article

The Association of High Birth Weight With Intelligence in Young Adulthood: A Cohort Study of Male SiblingsKRISTENSEN, Petter; SUSSER, Ezra; IRGENS, Lorentz M et al.American journal of epidemiology. 2014, Vol 180, Num 9, pp 876-884, issn 0002-9262, 9 p.Article

Prevalence of neuropsychiatric and mucous membrane irritation complaints among palestinian shoe factory workers exposed to organic solvents and plastic compoundsNIJEM, Khaldoun; KRISTENSEN, Petter; AL-KHATIB, Awni et al.American journal of industrial medicine. 2001, Vol 40, Num 2, pp 192-198, issn 0271-3586Article

Life course determinants for early disability pension : a follow-up of Norwegian men and women born 1967-1976. CommentaryBONNEUX, Luc; MAGNE GRAVSETH, Hans; BJERKEDAL, Tor et al.European journal of epidemiology. 2007, Vol 22, Num 8, issn 0393-2990, 483-485, 533-543 [14 p.]Article