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2. Who needs surgical oncologists?;Allen-Mershc;Ann R Coll Surg Engl,1994
3. Proposal for a European Parliament and Council Decision adopting an action plan 1995 to 1999 to combat cancer within the framework for action in the field of public health;Official Journal of the European Communities,1994
4. Charter in continuing medical education of medical specialists in the European Union;Union Européenne de Médecins Specialists,1994