title: Raphidascaris acus (Bloch, 1779) in northern pike, Esox lucius L., walleye, Stizostedion vitreum vitreum (Mitchill), and yellow perch, Perca flavescens (Mitchill), from central Canada.
mesh_terms: D000818:Animals; D002170:Canada; D005393:Fish Diseases / Q000453:epidemiology*; D005399:Fishes; D005618:Fresh Water; D009349:Nematode Infections / Q000453:epidemiology / Q000662:veterinary*; D013045:Species Specificity