Brazil's stern leader, President Ernesto Geisel (right), has relaxed some of the restrictions on academic freedom that forced many scientists to leave the country. Maurice Bazin reports on the sceptical reaction among the exiles.
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Bazin, M. Brazil: is it really safe for the scientists to return?. Nature 280, 268–269 (1979). https://doi.org/10.1038/280268a0
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DOI: https://doi.org/10.1038/280268a0