title: Past and future perfect.
authors.forename: R Scott
authors.initials: RS
authors.lastname: Nolen
mesh_terms: D004520:Education, Veterinary; D005544:Forecasting; D012958:Societies, Scientific / Q000458:organization & administration*; D018634:Veterinarians / Q000191:economics*; D014730:Veterinary Medicine / Q000458:organization & administration*