1. Vitamin D₃ metabolism in patients with rheumatic diseases: Low serum levels of 25-hydroxyvitamin D₃ in patients with systemic lupus erythematosus

   • K. Müller
   • N. J. Kriegbaum
   • K. Bentzen

   Originals Pages: 397 - 400

2. Anticardiolipin antibodies and antiphospholipid syndrome in chronic discoid lupus erythematosus

   • A. Ruffatti
   • C. Veller-Fornasa
   • S. Todesco

   Originals Pages: 402 - 404

3. Reduced bone mass and normal calcium metabolism in systemic sclerosis with and without calcinosis

   • O. Di Munno
   • M. Mazzantini
   • C. Ferri

   Originals Pages: 407 - 412

4. Fifteen months' follow-up of intensive inpatient physiotherapy and exercise in ankylosing spondylitis

   • J. V. Viitanen
   • K. Lehtinen
   • H. Kautiainen

   Originals Pages: 413 - 419

5. Changes in calcium and bone metabolism during treatment with low dose prednisone in young, healthy, male volunteers

   • W. F. Lems
   • J. W. G. Jacobs
   • J. W. J. Bijlsma

   Originals Pages: 420 - 424

6. Complement-activating properties of IgM rheumatoid factors reacting with IgG subclasses

   • Y. Sato
   • H. Watanabe
   • T. Fujita

   Originals Pages: 425 - 428

7. Osteoporosis in rheumatoid arthritis: Effect of disease activity

   • R. Çeliker
   • Y. Gökçe-Kutsal
   • O. Basgöze

   Originals Pages: 429 - 433

8. Microheterogeneity of acute phase proteins in patients with clinically active and clinically nonactive osteoarthritis

   • P. Hrycaj
   • T. Stratz
   • W. Müller

   Originals Pages: 434 - 440

9. Evaluation of arthritis in Reiter's disease by bone scintigraphy and radiography

   • W. -Y. Lin
   • S. -J. Wang
   • J. -L. Lan

   Originals Pages: 441 - 444

10. Lymphatic obstruction in Rheumatoid arthritis

    • S. M. Sant
    • V. J. Tormey
    • E. B. Casey

    Originals Pages: 445 - 450

11. Antibodies to human immunodeficiency virus (HIV-1) in autoimmune diseases: Primary Sjögren's syndrome, systemic lupus erythematosus, rheumatoid arthritis and autoimmune thyroid diseases

    • J. Coll
    • J. Palazon
    • J. Font

    Originals Pages: 451 - 457

12. Serum soluble interleukin-2 receptor levels in rheumatoid arthritis: Effect of methotrexate, sulphasalazine a d hydroxychloroquine therapy

    • F. Salaffi
    • M. Carotti
    • C. Cervini

    Originals Pages: 458 - 463

13. Spinal stenosis due to posterior syndesmophytes in a patient with seronegative spondyloarthropathy

    • M. Hammoudeh
    • A. Rahim Siam
    • I. Khanjar

    Case Reports Pages: 464 - 466

14. Pitfall of stiff shoulder: Inveterated posterior dislocation

    • T. Thomas
    • E. Noel
    • M. Bouvier

    Case Reports Pages: 467 - 470

15. Benign osteopetrosis, in a patient with sickle-cell beta+(β+) thalassaemia

    • D. Kassimos
    • G. Kalteziotis
    • C. Tegos

    Case Reports Pages: 471 - 473

16. Ochronotic arthropathy: Rapid destructive hip osteoarthritis associated with metabolic disease

    • T. Corrà
    • M. Zaccala
    • M. Galante

    Case Reports Pages: 474 - 477

17. Spontaneous fracture of the sternum simulating myocardial infarction

    • D. Schapira
    • A. Nachtigal
    • Y. Scharf

    Case Reports Pages: 478 - 480

18. Long-term follow-up of low-dose methotrexate therapy in one case of idiopathic retroperitoneal fibrosis

    • A. S. Scavalli
    • A. Spadaro
    • A. Zoppini

    Case Reports Pages: 481 - 484

19. Successful treatment with corticosteroid in a patient with progressive diaphyseal dysplasia

    • K. Bourantas
    • S. Tsiara
    • A. A. Drosos

    Letters Pages: 485 - 486

20. Superior sagittal sinus thrombosis in a patient with Behçet's disease and the Mayer-Rokitansky-Küster-Hauser syndrome

    • H. Sfontouris
    • N. Galanopoulos
    • A. P. Andonopoulos

    Letters Pages: 486 - 488

21. Henoch-Schonlein purpura associated with coxsackie-virus B1 infection

    • M. Manuela Costa
    • M. Lisboa
    • V. De Queiroz

    Letters Pages: 488 - 490

22. Register of events

    Events Pages: 491 - 491