AU - Weis CR TI - BIlateral fibrosarcoma of the lower extremities PT - JOUR DP - 1929 TA - Journal of the American Medical Association pages = {1378}, VI - 93 IP - 18 AID - 10.1001/jama.1929.27110180002009a [doi] 4100 - http://dx.doi.org/10.1001/jama.1929.27110180002009a SO - Journal of the American Medical Association November 2, 1929 93(18):1378