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4. Bidirectional cytokine interactions in the maternal foetal relationship: is successful pregnancy a Th2 phenomenon?;Wegmann;Immunol Today,1993
5. Pregnancy impairs resistance of C57BL/6 mice to Leishmania major infection and causes decreased antigen-specific IFN-γ responses and increased production of T helper 2 cytokines;Krishnan;J Immunol,1996