1. Crystalluria determined by polarization microscopy

   • U. Herrmann
   • P. O. Schwille
   • P. Kuch

   Original Articles Pages: 151 - 158

2. Crystal growth of calcium oxalate in urine of stone-formers and normal controls

   • W. Achilles
   • D. Dekanić
   • I. Karner

   Original Articles Pages: 159 - 164

3. Inhibition of calcium oxalate crystallization by urinary macromolecules

   • H. Bek-Jensen
   • H. -G. Tiselius

   Original Articles Pages: 165 - 169

4. Studies of urease-induced crystallisation in undiluted human urine using the Coulter counter technique

   • Y. -H. Wang
   • L. Grenabo
   • S. Pettersson

   Original Articles Pages: 171 - 175

5. Announcements

   Announcement Pages: 176 - 176

6. Reduction in the anti-adherence activity of Tamm-Horsfall protein with increasing concentration of calcium

   • A. E. Sobota
   • L. L. Apicella

   Original Articles Pages: 177 - 180

7. Effects of chondroitin sulphate, human serum albumin and Tamm-Horsfall mucoprotein on calcium oxalate crystallization in undiluted human urine

   • R. L. Ryall
   • R. M. Harnett
   • V. R. Marshall

   Original Articles Pages: 181 - 188

8. Crystalluria in marathon runners

   • A. L. Rodgers
   • K. G. Greyling
   • T. D. Noakes

   Original Articles Pages: 189 - 192

9. Reduction of calcium excretion in the stone-forming kidney in unilateral ureteral obstruction

   • Y. H. Lee
   • S. S. Chang
   • W. C. Huang

   Original Articles Pages: 193 - 198

10. Investigations of the efficacy of ascorbic acid therapy in cystinuria

    • H. Birwé
    • W. Schneeberger
    • A. Hesse

    Original Articles Pages: 199 - 201

11. Announcements

    Announcement Pages: 202 - 202

12. Chronobiology of urinary citrate excretion amongst stone-formers and healthy males from North Western India

    • D. Wangoo
    • S. K. Thind
    • R. Nath

    Original Articles Pages: 203 - 206