Frøkjæer, J., Deleuran, B., Lind, M., Overgaard, S., Søballe, K., & Bünger, C. (1995). Polyethylene particles stimulate monocyte chemotactic and activating factor production in synovial mononuclear cells in vivo:An immunohistochemical study in rabbits. Acta Orthopaedica, 66(4), 303–307. https://doi.org/10.3109/17453679508995549