University of California, Irvine, Irvine, California, United States
United Health Services Hospitals, Johnson City, New York, United States
CHU Saint-Pierre, Brussel, Belgium
PANAX Clinical Research, Miami Lakes, Florida, United States
Jean Mayer USDA Human Nutrition research Center on Aging Tufts University, Boston, Massachusetts, United States
Vrije Universiteit Brussel, Bruxelles, Belgium
Université de Liège, Liège, Belgium
Institut On Aging, Gainesville, Florida, United States
Columbia University New York, New York, New York, United States