Eskelinen, A. et al. 2006. Second Letter to the Editor concerning ”Total hip arthroplasty for primary osteoarthrosis in younger patients in the Finnish arthroplasty register” by Eskelinen et al. and correspondence, Acta Orthop 2005; 76: 28-41, 604-607. Acta Orthopaedica. 77, 2 (Jan. 2006), 337–341. DOI:https://doi.org/10.1080/17453670610046217.