1. Adjuvant chemotherapy in osteosarcoma — Effects of cisplatinum, BCD, and fibroblast interferon in sequential combination with HD-MTX and adriamycin

   • K. Winkler
   • G. Beron
   • G. Wüst

   Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 1 - 7

2. Surgical treatment in the COSS 80 study

   • R. Kotz
   • W. Becker
   • M. Immenkamp

   Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 8 - 10

3. Problems of biopsy and diagnosis in a cooperative study of osteosarcoma

   • W. Becker
   • W. Ramach
   • G. Delling

   Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 11 - 13

4. Toxicity associated with combination chemotherapy for osteosarcoma: A report of the cooperative osteosarcoma study (COSS 80)

   • H. Jürgens
   • G. Beron
   • K. Winkler

   Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 14 - 18

5. Problems of cooperative studies

   • G. Landbeck

   Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 19 - 20

6. Morphological grades of regression in osteosarcoma after polychemotherapy — Study COSS 80

   • M. Salzer-Kuntschik
   • G. Delling
   • R. Sigmund

   Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 21 - 24

7. Combined ultrastructural, histochemical, and autoradiographic study of osteosarcoma after preoperative chemotherapy according to the COSS 80 protocol

   • E. Grundmann
   • A. Roessner
   • E. Schnepper

   Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 25 - 31

8. Morphological changes in osteosarcoma after chemotherapy — COSS 80

   • G. Delling
   • H. Krumme
   • M. Salzer-Kuntschik

   Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 32 - 37

9. Roentgenologic follow-up in primarily conservatively treated osteogenic sarcoma

   • T. Riebel
   • M. A. Lassrich
   • W. Kumpan

   Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 38 - 42

10. The role of CT in diagnosis and follow-up of osteosarcoma

    • M. Heller
    • H. -H. Jend
    • G. Viehweger

    Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 43 - 48

11. Bone scintigraphy in patients with osteogenic sarcoma

    • J. Knop
    • R. Montz

    Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 49 - 50

12. Angiographic-pathologic comparison in osteosarcoma after presurgical chemotherapy

    • G. Lechner
    • M. Salzer-Kuntschik
    • J. Sekera

    Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 51 - 54

13. Primary osteogenic sarcoma: Eight-year experience with adjuvant chemotherapy

    • Gerald Rosen
    • Ralph C. Marcove
    • Susan Groshen

    Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 55 - 67

14. Possibilities and limitations of limb-preserving therapy for bone tumors today

    • R. Kotz

    Symposium of the Cooperative Osteosarcoma Study Group — COSS 80 Pages: 68 - 76