E. Andersen

Patient characteristics and symptoms in chronic pilonidal sinus disease

K. S�ndenaa, E. Andersen, I. Nesvik et al. · International Journal of Colorectal Disease · 1995 · 551 citations

Medicine, Otolaryngology, Surgery +8

Incidence of Acute Nonperforated and Perforated Appendicitis: Age‐specific and Sex‐specific Analysis

Hartwig Kørner, Karl Søndenaa, Jon Arne Søreide et al. · World Journal of Surgery · 1997 · 462 citations

Medicine, Emergency Medicine, Internal Medicine +5

Recurrent pilonidal sinus after excision with closed or open treatment: final result of a randomised trial.

Karl Søndenaa, I. Nesvik, E. Andersen et al. · PubMed · 1996 · 101 citations

Medicine, Surgery, Ophthalmic Surgery +9

Morbidity and short term results in a randomised trial of open compared with closed treatment of chronic pilonidal sinus.

Karl Søndenaa, E. Andersen, Jon Arne Søreide · PubMed · 1992 · 78 citations

Medicine, Surgery, Otolaryngologic Surgery +8

Bacteriology and complications of chronic pilonidal sinus treated with excision and primary suture

K. S�ndenaa, I. Nesvik, E. Andersen et al. · International Journal of Colorectal Disease · 1995 · 58 citations

Medicine, Surgery, Otolaryngologic Surgery +2