%0 Journal Article %A Sufian S. Ahmad %A Lorenz Hoos %A Carsten Perka %A Ulrich Stöckle %A Karl F. Braun %A Christian Konrads %T Follow-up definitions in clinical orthopaedic research %D 2021 %J Bone & Joint Open %P 344-350 %V 2 %N 5 %R 10.1302/2633-1462.25.BJO-2021-0007.R1 %U https://doi.org/10.1302/2633-1462.25.BJO-2021-0007.R1 %K Long-term,Mid-term,Short-term,Study design,Clinical study,Outcome