@article{d548e785f8c04cc0ad4f5fa822e10635,
title = "Which patients do not recover from shoulder impingement syndrome, either with operative treatment or with nonoperative treatment? : Subgroup analysis involving 140 patients at 2 and 5 years in a randomized study",
author = "Saara Ketola and Janne Lehtinen and Timo Rousi and Maunu Nissinen and Heini Huhtala and Ilkka Arnala",
year = "2015",
doi = "10.3109/17453674.2015.1033309",
language = "English",
volume = "86",
pages = "641--646",
journal = "Acta Orthopaedica",
issn = "1745-3682",
publisher = "Informa Healthcare",
number = "6",
}