Covance has extensive experience in cardiovascular, metabolic, endocrine, and renal clinical trials, having completed over 462 studies in these areas. The document provides details on the number of protocols, sites, and patients for the top clinical indications, which include arrhythmias, thrombosis, coronary artery disease, heart failure, hypertension, and others. It also specifies the number of phase I, II, III, and IV studies conducted along with clinical pharmacology projects. Covance has run trials across 64 countries at over 20,000 sites, involving nearly 250,000 patients total.