on the one hand this both the number of end on the other hand we'll provide suitable care and treatment of animals subjected to experiments as required under the own protection and welfare
On the one hand, this will both limit the number of experimental animals and, on the other hand, it will provide suitable care and treatment of animals subjected to experiments, as required under the Protocol on protection and welfare of animals added to the Treaty establishing the European Community.
On the one hand, this both the number of and, on the other hand, will provide suitable care and treatment of animals subjected to experiments, as required under the on protection and welfare of animals added to Treaty establishing Community.