=LDR 22 4500 =001 1802 =082 04$a1991 DON =100 1\$aDonnely, Al. =245 10$aFactors influencing the removal of Escherichia coli from water by Mytilus edulis L. in the Boyne estuary and the implications of the removal for public health =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c1991 =650 \0$aTheses =852 \\$bFreeman Library$h1991 DON