WAYNE, Pa.--(BUSINESS WIRE)--March 21, 2006--Covalent Group, Inc. (Nasdaq: CVGR) today announced the signing of a $2.1 million contract to conduct a Patient Disease Registry in hospitalized subjects with hyponatremia (i.e., low serum sodium levels). Covalent will provide consultative input into the overall design of the Registry and Project Management as well as operational support that includes study site management, data management, biostatistical services, and medical writing. Covalent will work closely on this Registry with its Strategic Partner, Sudler & Hennessey, a Young and Rubicon Brands company, that will provide communications, medical education, and electronic media support to the program. Revenue recognition, which will begin in this quarter, will be on a proportional performance basis over the life of the contract as services are performed.