Pajarinen, J., Gallo, J., Takagi, M., Goodman, S. B., & Mjöberg, B. (2018). Letter: Particle disease really does exist. Response: Particle disease, late loosening and Occam’s razor. Acta Orthopaedica, 89(1), 133–136. https://doi.org/10.1080/17453674.2017.1402463