BACKGROUND: The validity of studies on fecundability in Western countries has been questioned. The complexity of societal and cultural f...
Yaser Younes Salman Issa; Markku Sallmen; Khaldoun Nijem; Espen Bjertness; Petter Kristensen
Objective: Few biomarkers for dietary intake of various food groups have been established. The aim of the present study was to explore w...
Anne Lise Brantsæter; Margaretha Haugen; Yngvar Thomassen; Dag Ellingsen; Trond Arild Ydersbond; Tor-Arne Hagve; Jan Alexander; Helle Margrete Meltzer
Previous data show that spinal cord long‐term potentiation (LTP) can be induced by electrical high‐frequency stimulation (HFS) conditioni...
Linda Margareth Pedersen; Line Melå Jacobsen; Steen Kristen Mollerup; Johannes Gjerstad
The concentration levels of 11 perfluorinated carboxylic (PFCA) and eight sulfonic (PFSA) acids were determined in the serum of 13 profes...
Baard Ingegerdsson Freberg; Line Småstuen Haug; Raymond Olsen; Hanne Line Daae; Merete Hersson; Cathrine Thomsen; Thorud Syvert; Georg Becher; Pål Molander; Dag Ellingsen
The role of tumor estrogen receptors (ERs) and serum estrogen in lung cancer is inconclusive. We investigated the hypothesis that ERs and...
Susan E. Olivo-Marston; Leah E. Mechanic; Steen Kristen Mollerup; Elise D. Bowman; Alan T. Remaley; Michele R. Forman; Vidar Skaug; Yun-Ling Zheng; Aage Haugen; Curtis C. Harris
Emigration causes loss to follow-up. The study aim was to assess the influence of the choice of handling migration in population-based co...
Petter Kristensen; Tor Bjerkedal
Background: Suicide is a leading cause of death in young adults. Several risk factors are well known, especially those related to adult m...
Hans Magne Ulrik Gravseth; Lars Mehlum; Tor Bjerkedal; Petter Kristensen
This register-based longitudinal study of 392 969 Norwegians examined associations between birth order, gender and educational attainment...
Petter Kristensen; Tor Bjerkedal
Introduction: Neuronal events leading to development of long‐term potentiation (LTP) in the nociceptive pathways may be a cellular mechan...
Trine Hjornevik; Bent Wilhelm Schoultz; Janos Marton; Johannes Gjerstad; Alexander Drzezga; Gjermund Henriksen; Frode Willoch
The hygroscopic behaviour of individual aerosol particles from workplaces in a primary aluminium smelter was investigated by environmenta...
Stephan Weinbruch; Nathalie Benker; Wolfgang Koch; Martin Ebert; Per Arne Drabløs; Nils Petter Skaugset; Dag Ellingsen; Yngvar Thomassen