The term sickle cell disease (SCD) describes a group of inherited red blood cell disorders. People with SCD have abnormal hemoglobin, called hemoglobin S or sickle hemoglobin, in their red blood cells.
2 v, [kÉntraktâ²] , to make such an agreement or promise. contractual, adj. A written, dated and signed agreement between two or more parties, which sets out any arrangements on delegation and distribution of tasks and obligations, and, if appropriate, on financial matters. A clinical trial protocol may serve as the basis for a contract. contract.
Definition. An agreement between private parties creating mutual obligations enforceable by law. The basic elements required for the agreement to be a legally enforceable contract are: mutual assent, expressed by a valid offer and acceptance; adequate consideration; capacity; and legality. In some states, element of consideration can be satisfied by a valid substitute.