1 “...­ logical Sciences on the electric field of the heart, in Brussels, August 2-3, 1971, and the Conference...”

2 “... Communities. Brussels. Belgium We are living on a unique planet, the only one in the solar system where life...”

3 “... provided by the COST-614 secretariat in Brussels. We like to thank mrs. A. van der Bunte of lAC for her...”

4 “... L. van Brussel. After extensive studies, the Belgian Timber Information Institute also adopted...”