Potentially suitable cases are donors who are over the age of 18 with no developmental or neurological disorders, infections or disease such as HIV or hepatitis C, and no history of substance dependence/abuse (except for alcohol and/or nicotine). Those that have died as a result of significant head injury or have undergone assisted ventilation for more than 24 hours or that have had a poor agonal status due to other causes are excluded from the collection.
