LAWRENCE, K B The marsupialization operation for pilonidal sinus; a comparison with other surgical methods in 359 cases. [electronic resource] - The New England journal of medicine Jul 1951 - 134-9 p. digital Publication Type: Journal Article ISSN: 0028-4793 Standard No.: 10.1056/NEJM195107262450403 doi Subjects--Topical Terms: HumansNeoplasm Recurrence, LocalPilonidal Sinus