• Follow-up of a suspected excess of brain tumours among Namibian children 

      Preston-Martin, S.; Wessels, G.; Hecht, S.; Hesseling, P. B. (Health and Medical Publishing Group (HMPG), 2005-10)
      To the Editor: The aim of this follow-up study was to further investigate a suggested excess of childhood brain tumours (CBT) among Herero children in Namibia from 1983 to 1988. Incidence rates of primary brain tumours ...
    • Incidence and frequency rates of childhood cancer in Namibia 

      Wessels, G.; Hesseling, P. B. (Health & Medical Publishing Group, 1997)
      Objective. To estimate the extent of paediatric malignancy in an African country and to compare these findings with paediatric cancer rates in other countries. Design. A retrospective descriptive study which calculated ...