TY - SER AU - Ekless,L.M. AU - Matthews,R.a. TI - Ichthyophthirius multifiliis : axenic isolation and short-term maintenance in selected monophasic media KW - England N1 - Matthews, R. A.-Fish Disease Unit, Department of Biology, University of Plymouth, Drakeïs Circus, Plymouth PL4 8AA, England ER -