1. Environmental control of respiratory disease;Art,2002
2. Calculating confidence intervals for some non-parametric analyses;Campbell,1994
3. Air hygiene and equine respiratory disease;Clarke;In Pract.,1987
4. Chronic pulmonary-disease – a multifaceted disease complex in the horse;Clarke;Irish Vet. J.,1987
5. The relationship of air hygiene in stables to lower airway disease and pharyngeal lymphoid hyperplasia in two groups of thoroughbred horses;Clarke;Equine Vet. J.,1987