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Novel cypermethrin formulation for the control of sea lice on salmon (Salmo salar)

J. Thacker, J. Matthews, J. L. Hart, 1997, Veterinary Record.

The prevalence and intensity of soil-transmitted helminthiases in rural communities in southern Nigeria.

C. Holland, S. Asaolu, J. Jegede, 1992, Annals of tropical medicine and parasitology.