By Eyles J.E.   Sharp G.J.E.   Williamson E.D.   Spiers I.D.   Alpar H.O.   in Vaccine

ISSN:0264-410X|16|7|698-707

Elsevier‎(1998)‎

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By Williamson E.D.   Sharp G.J.E.   Eley S.M.   Vesey P.M.   Pepper T.C.   Titball R.W.   Alpar H.O.   in Vaccine

ISSN:0264-410X|14|17|1613-1619

Elsevier‎(1996)‎

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