Bauer, Henrik C F, et al. “Monitoring Referral and Treatment in Soft Tissue Sarcoma: Study Based on 1,851 Patients from the Scandinavian Sarcoma Group Register”. Acta Orthopaedica, vol. 72, no. 2, Jan. 2001, pp. 150-9, doi:10.1080/000164701317323408.