EFNS meaning in Regional ?

Answer: What is European Federation of Neurological Societies mean?

The European Federation of Neurological Societies was an organisation that united and supported neurologists across the whole of Europe. As of 2013, 45 European national neurological societies were registered members of the EFNS, and the federation represented more than 19,000 European neurologists. It was founded in 1991 in Vienna, Austria.

In June 2014 the federation, together with the European Neurological Society, founded the European Academy of Neurology. Both parent organisations were dissolved at the same time.

The European Federation of Neurological Societies (EFNS) was a different organization from the European Federation of Neurological Associations (EFNA). "Although EFNA [was] not an official member of the Federation [EFNS], it [did] work closely with the EFNS."

reference

Full Form	Category
Electronic Foreign Nationals Services	Academic & Science
Educational Foundation for Nuclear Science	Community
European Federation of Neurological Societies	Regional
European Federation Neurological Societies	Regional
European Federation of Neurologic Societies	Regional