title: What is your diagnosis? Lung mass from a horse.
authors.affiliation: Department of Veterinary Pathology, College of Veterinary Medicine, Oklahoma State University, Stillwater, OK 74078.
authors.forename: Dana B.
authors.initials: DB
authors.lastname: Walker
authors.forename: Rick L.
authors.initials: RL
authors.lastname: Cowell
authors.forename: Mary Ann
authors.initials: MA
authors.lastname: Guglick