Original Research

• Astrology and medicine in antiquity and the middle ages

  Francois P. Retief, Louise C. Cilliers

  1-9

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• Gambling strategies for random sequences

  George Davie

  10-19

  • PDF
• The oxygen consumption rates of different life stages of the endoparasitic nematode

  Willie van Aardt, Don Loots, Sonia Steenkamp

  20-29

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• The major differences in chemical composition and antibacterial activity of two closely related Leonotis species (Lamiaceae) may have taxonomic value

  J.N. Eloff

  30-38

  • Figure 1
  • Figure 2
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