C H Hahn: 3 books

This text includes short sketches of each of the principal tribes of South-West Africa, showing their state of development, their mode of living and how they differ from each other.

The use of hyperthermia in radiation oncology is well established. Many publications cover the whole field of possibilities and problems of this therapeutic modality. The new development of interstitial and intracavitary hyperthermia, however, is not well known: there are only a few relevant publications...

What good is a rattlesnake? What purpose do animals serve? All species play a vital role in their biological communities, and the removal of just one can have a noticeable and catastrophic ripple effect. Yet social and political pressures frequently pit species conservation against economic...