SEARCH Articles Figures Tables Alzheimer’s Disease Cooperative Study Case study - Cooper River Watershed, Charleston, SC, USA Cooper studies Cooperative New Scandinavian enalapril survival study Cooperative Thyrotoxicosis Therapy Follow-up Study Cooperative research arrangements studies Cooperativity early studies European Cooperative Acute Stroke Study European Cooperative Acute Stroke Study ECASS) European Cooperative Study Group International Cooperative Study on the Veterans Administration Cooperative Studies Group Veterans Administration Cooperative study Veterans Affairs Cooperative Study