2024

• Fraser, Alan G.; Bijnens, Bart; Sutherland, George R.; Kristoffersen, Kjell. (2024) A historical note on early clinical Doppler echocardiography in Norway. European Heart Journal-Cardiovascular Imaging
  Vitenskapelig artikkel

2018

• Kozolovski, Pavel; Rodriguez-Molares, Alfonso; Tangen, Thor Andreas; Kristoffersen, Kjell; Torp, Hans; Gérard, Olivier. (2018) Adaptive color gain for vena contracta quantification in valvular regurgitation. Ultrasound in Medicine and Biology
  Vitenskapelig artikkel

2015

• Zhao, Kangqiao; Bjåstad, Tore Grüner; Kristoffersen, Kjell. (2015) Error analysis of subaperture processing in 1-D ultrasound arrays. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
  Vitenskapelig artikkel

2010

• Skjærven, Liv Helvik; Kristoffersen, Kjell; Gard, Gunvor. (2010) "An eye for movement quality...".
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Hergum, Torbjørn; Bjåstad, Tore Grüner; Løvstakken, Lasse; Kristoffersen, Kjell; Torp, Hans. (2010) Reducing Color Flow Artifacts caused by Parallel Beamforming. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
  Vitenskapelig artikkel

2009

• Skjærven, Liv Helvik; Kristoffersen, Kjell; Gard, Gunvor; Ekerholt, Kirsten. (2009) An eye for movement quality - a phenomenological study of a group of expert physiotherapists The Movement Quality Model and Clinical Implementation.
  Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
• Boge, Jeanne; Martinsen, Kari; Martinsen, Kari; Kristoffersen, Kjell. (2009) Politikk styrer sjukepleiefaget. Tidsskriftet sykepleien
  Fagartikkel

2008

• Skjærven, Liv Helvik; Kristoffersen, Kjell; Gard, Gunvor. (2008) An eye for movement quality: A phenomenological study of movement quality reflecting a group of physiotherapists` understanding of the phenomenon. Physiotherapy Theory and Practice
  Vitenskapelig artikkel
• Tranvåg, Oscar; Kristoffersen, Kjell. (2008) Experience of being the spouse/cohabitant of a person with bipolar affective disorder: a cumulative process over time. Scandinavian Journal of Caring Sciences
  Vitenskapelig artikkel

2007

• Langeland, Eva; Wahl, Astrid Klopstad; Kristoffersen, Kjell; Nortvedt, Monica W; Hanestad, Berit Rokne. (2007) Quality of life among Norwegians with chronic mental health problems living in the community versus the general population. Community mental health journal
  Vitenskapelig artikkel
• Langeland, Eva; Wahl, Astrid Klopstad; Kristoffersen, Kjell; Hanestad, Berit Rokne. (2007) Promoting coping: Salutogenesis among people with mental health problems. Issues in Mental Health Nursing
  Vitenskapelig artikkel
• Langeland, Eva; Wahl, Astrid Klopstad; Kristoffersen, Kjell; Nortvedt, Monica W; Hanestad, Berit Rokne. (2007) Sense of coherence predicts change in life satisfaction among home-living residents in the community with mental health problems: a 1-year follow-up study. Quality of Life Research
  Vitenskapelig artikkel
• Langeland, Eva; Wahl, Astrid Klopstad; Kristoffersen, Kjell; Nortvedt, Monica W; Hanestad, Berit Rokne. (2007) Coping predicts change in quality of life among home-living residents in the community with mental health problems. A one year follow-up study. Quality of Life Research
  Sammendrag/Abstract
• Alsaker, Kjersti; Moen, Bente E; Kristoffersen, Kjell. (2007) Comparing quality of life instruments in a population of abused women. Applied Research in Quality of Life
  Vitenskapelig artikkel

2006

• Skorpen, Frode; Kristoffersen, Kjell. (2006) Korleis vektlegger pasientar og personale ved psykiatriske sjukehus i Norge kva som er god omsorg?. Vård i Norden
  Vitenskapelig artikkel
• Langeland, Eva; Wahl, Astrid Klopstad; Nortvedt, Monica W; Kristoffersen, Kjell; Hanestad, Berit Rokne. (2006) Life satisfaction among people with mental health problems living in the community versus the general population. Quality of Life Research
  Sammendrag/Abstract
• Langeland, Eva; Riise, Trond; Hanestad, Berit Rokne; Nortvedt, Monica W.; Kristoffersen, Kjell; Wahl, Astrid Klopstad. (2006) The effect of salutogenic treatment principles on coping with mental health problems - A randomised controlled trial. Patient Education and Counseling
  Vitenskapelig artikkel

2005

• Langeland, Eva; Wahl, Astrid Klopstad; Hanestad, Berit Rokne; Riise, Trond; Nortvedt, Monica W.; Kristoffersen, Kjell. (2005) Salutogenic therapy and coping with mental health problems. Quality of Life Research
  Sammendrag/Abstract

2004

• Birkeland, Arvid; Kristoffersen, Kjell. (2004) Opplevelse av og behov for hjelp hos psykiatriske pasienter som bor i egen bolig. Vård i Norden
  Vitenskapelig artikkel
• Skjærven, Liv Helvik; Gard, Gunvor; Kristoffersen, Kjell. (2004) Greek sculpture as a tool in understanding the phenomenonof movement quality. Journal of Bodywork & Movement Therapies
  Vitenskapelig artikkel

2002

• Boge, Jeanne; Kristoffersen, Kjell. (2002) Nyopererte, eldre pasientar vil vera mest mogeleg sjølvhjelpte, og bli pleia og massert av humoristiske, omsorgsfulle pleiarar. Vård i Norden
  Vitenskapelig artikkel