1. The importance of crystallization processes in understanding of stone formation

   • J. M. Baumann

   Editorial Pages: 141 - 141

2. Problems related to the measurement of crystallization conditions in whole urine

   • J. M. Baumann
   • D. Ackermann
   • F. L. Coe

   Workshop Report Pages: 143 - 151

3. The influence of hydroxyapatite and pyrophosphate on the formation product of calcium oxalate at different pHs

   • J. M. Baumann
   • D. Ackermann
   • B. Affolter

   Original Articles Pages: 153 - 155

4. Use of the computer program EQUIL to estimate pH in model solutions and human urine

   • D. Ackermann
   • C. Brown
   • B. Finlayson

   Original Articles Pages: 157 - 161

5. Urolithiasis inhibitors and calculus nucleation

   • F. Grases
   • J. J. Gil
   • A. Conte

   Original Articles Pages: 163 - 166

6. The effects of citrate on hydroxyapatite induced calcium oxalate crystallization and on the formation of calcium phosphate crystals

   • C. Berg
   • H.-G. Tiselius

   Original Articles Pages: 167 - 172

7. The relation between orthophosphate and pyrophosphate in normal subjects and in patients with urolithiasis

   • A. Conte
   • P. Roca
   • F. Grases

   Original Articles Pages: 173 - 175

8. The influence of zinc and citrate on urease-induced urine crystallisation

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

   Original Articles Pages: 177 - 180

9. The relationship between total urinary testosterone and renal calculi

   • C. H. van Aswegen
   • P. Hurter
   • D. J. du Plessis

   Original Articles Pages: 181 - 183

10. Announcements

    Announcement Pages: 184 - 184

11. Computer assisted pantropic urethral pressure profile

    • M. Cornelissen
    • E. M. Jacquemyn
    • R. L. Vereecken

    Original Articles Pages: 185 - 189

12. Announcements

    Announcement Pages: 190 - 190

13. Urethral pressure variations in healthy male volunteers

    • H. J. Kirkeby
    • S. Sørensen
    • E. U. Poulsen

    Original Articles Pages: 191 - 195

14. Announcements

    Announcement Pages: 196 - 196

15. Short-and long-term reproducibility of cystometry

    • E. U. Poulsen
    • H. J. Kirkeby
    • J. C. Djurhuus

    Original Articles Pages: 197 - 198

16. Vascular alterations in the canine kidney following obstruction of the urinary tract

    • W. Amselgruber
    • F. Sinowatz
    • W. Sturm

    Original Articles Pages: 199 - 202