1. The in vivo diffusion chamber technique for bone marrow or blood cell culture

   • R. Willemze
   • R. I. Walker

   Leading Article Pages: 59 - 67

2. The value of prognostic indices in aplastic anaemia

   • D. Th. Sleijfer
   • N. H. Mulder
   • H. O. Nieweg

   Original Works Pages: 69 - 78

3. Nucleolar immunofluorescence in bone marrow specimens of human hematological malignancies

   • K. Smetana
   • R. K. Busch
   • H. Busch

   Original Works Pages: 79 - 86

4. Clinical evaluation of simultaneously administered⁵⁸Co labelled vitamin B 12 and⁵⁷Co labelled vitamin B 12 bound to intrinsic factor in patients with pernicious anaemia

   • A. Celada
   • V. Herreros
   • A. Donath

   Original Works Pages: 87 - 93

5. The efficacy of neuraminidase treatment in studies on red cell aging

   • F. J. Nordt
   • M. Franco
   • G. Ruhenstroth-Bauer

   Short Communication Pages: 95 - 98

6. Abstracts

   Abstract Pages: 99 - 132

7. Book reviews

   • H. Heimpel
   • H. -P. Lohrmann

   BookReview Pages: 133 - 134

8. Congresses

   Abstract Pages: 134 - 135

9. Announcements

   Announcement Pages: 136 - 136