The proximal hamstring avulsion clinical trial (PHACT)—a randomised controlled non-inferiority trial of operative versus non-operative treatment of proximal hamstrings avulsions: study protocol
Elsa Pihl, Målfrid Holen Kristoffersen, Anne-Mari Rosenlund, Sofia Laszlo, Mida Berglöf, Eva Ribom, Karl Eriksson, Frede Frihagen, Ville M Mattila, Jörg Schilcher, Martin Eklund, Greta Snellman, Mikael Skorpil, Olof Sköldenberg, Carl Johan Hedbeck, Kenneth Jonsson
BMJ Open Sep 2019, 9 (9) e031607; DOI: 10.1136/bmjopen-2019-031607