Robyn FleckRobyn Fleck, DVM, PhD is with the Global Swine Technical Services unit of Schering-Plough Animal Health.From the AuthorHomeMeeting the challenge of PRDCQuestions still remain about the porcine respiratory disease complex, not least why the mix of related pathogens differs from one country to another, say specialists who are organising a seminar to discuss the global picture of PRDC at the IPVS congress in Copenhagen.Page 1 of 1