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Cover images:
Background: A complete Echinococcus adult. Reproduced with permission of Merial GmbH.
Inset, clockwise from top left: Section through a larval tick feeding on a cow. Reproduced with permission of C.C. Constantinoiu; Mosquito (Aedes) replete after feeding on human. Reproduced with permission of J.G. Logan; Angiostrongylus vasorum: female worm in pulmonary artery. Reproduced with permission of the Institute of Parasitology, Justus Liebig University, Giessen; Besnoitia cysts on the conjunctiva of a cow.
Reproduced with permission of A. Gentile.