/b/veterinary-nursing-news/posts/cambridge-referral-centre-to-offer-open-heart-surgery-in-dogs Cambridge-based Dick White Referrals (DWR) is to become one of only a handful of sites globally to offer open-heart surgery in small animals. The referral centre has invested in a new heart and lung machine, and an oxygen cage, and is expected to takeen-USTelligent Community 10