Ylinen, P., Kinnunen, J., & Hockerstedt, K. (1989). Superior mesenteric artery syndrome: A follow-up study of 16 operated patients. Journal of Clinical Gastroenterology, 11(4), 386-391. doi:10.1097/00004836-198908000-00007 Notes: An early study following up on 16 SMAS patients treated previously with duodenojejunostomy. Only one had complete remission of symptoms. They found that the long-term results were excellent in three patients, good in six, satisfactory in five, and poor in two. Includes description of diagnostic procedures and emphasizes importance of initial conservative treatment. Link: http://www.researchgate.net/publication/20396671_Superior_mesenteric_artery_syndrome._A_follow-up_study_of_16_operated_patients x