Shortened egg reappearance periods of equine cyathostomins following ivermectin or moxidectin treatment: morphological and molecular investigation of efficacy and species composition

Martin K. Nielsen, Ashley E. Steuer, Haley P. Anderson, Stefan Gavriliuc, Alyssa B. Carpenter, Elizabeth Redman, John S. Gilleard, Craig R. Reinemeyer, Jocelyn Poissant