1. Review: The importance of diet in urinary stones

   • W. Vahlensieck

   Urolithiasis Pages: 283 - 288

2. Crystalluria in marathon runners

   • R. A. Irving
   • T. D. Noakes
   • L. Swartz

   Urolithiasis Pages: 289 - 294

3. The amino acid factor in stone formers' and normal urines

   • R. Azoury
   • N. Garti
   • S. Sarig

   Urolithiasis Pages: 295 - 298

4. Inhibition of Calcium Oxalate Monohydrate (COM) crystal growth by pyrophosphate, citrate and rat urine

   • H. Sidhu
   • R. Gupta
   • R. Nath

   Urolithiasis Pages: 299 - 303

5. The effects of glycosaminoglycans, pyrophosphate and allopurinol treatment on urease-induced crystallization in vitro

   • H. Hedelin
   • L. Grenabo
   • S. Pettersson

   Urolithiasis Pages: 305 - 307

6. The effects of extracorporeal shock wave lithotripsy on urological prostheses and endoprostheses

   • T. A. McNicholas
   • J. W. A. Ramsay
   • J. E. A. Wickham

   Urolithiasis Pages: 309 - 313

7. Ammonium urate urinary stones

   • M. Klohn
   • J. F. Bolle
   • P. Graber

   Urolithiasis Pages: 315 - 318

8. Ammonium urate urolithiasis in the rat with portocaval shunt —Some aspects of mineral metabolism and urine composition

   • U. Linnemann
   • P. Kuch
   • P. O. Schwille

   Urolithiasis Pages: 319 - 322

9. Persistent hypercalcemia after neck exploration —An analysis of 34 cases

   • A. Kristoffersson
   • L. Boquist
   • J. Järhult

   Urolithiasis Pages: 323 - 325

10. Activity of phagocytic granulocytes in patients with prostatic cancer

    • R. Hofmann
    • A. Lehmer
    • S. Bauer

    Miscellaneous Pages: 327 - 330

11. Lysosomal localization of secretory prostatic acid phosphatase in human hyperplastic prostate epithelium

    • P. E. Zondervan
    • Th. H. van der Kwast
    • W. C. de Bruijn

    Miscellaneous Pages: 331 - 335

12. Announcements

    Announcement Pages: 336 - 336