[On the causal relationship between trauma and tumor in a case of spindle cell sarcoma of the knee].
D001064:Appendicitis; D006801:Humans; D007717:Knee; D009369:Neoplasms; D012509:Sarcoma / Q000209:etiology*
APPENDICITIS/neoplasms; KNEE/neoplasms; SARCOMA/etiology