1. Penicillins and cephalosporins

   • P. C. van Krimpen
   • W. P. van Bennekom
   • A. Bult

   Review Articles Pages: 1 - 23

2. Relations between tablet properties

   • J. A. H. de Jong

   Original Articles Pages: 24 - 28

3. Incompatibility of indometacin and benzalkonium in eye drops due to ion-pair formation

   • S. M. Dreijer-Van der Glas
   • A. Bult

   Short Communications Pages: 29 - 32

4. Abstracts of Dutch Doctoral Theses

   • D. Ph. Zollinger
   • H. J. Wichers

   Abstract Pages: 33 - 35

5. Abstract of papers

   • A. W. T. Konings
   • H. Joenje
   • Yvette H. M. van Erp

   Abstract Pages: 36 - 45

6. Abstracts of papers

   • D. J. A. Crommelin'
   • F. van Dalen
   • H. E. Junginger

   Abstract Pages: 46 - 47

7. Editors, advisors and referees

   From the Editors Pages: 48 - 48