1. Columbia University, New York, New York (H.M.R., E.E.G., R.H., D.A.F., A.M., R.W., L.B., C.W., Z.R., B.C., P.K., S.S.)
2. Columbia University Medical Center, New York, New York (W.K.C., D.B.G.)
3. Columbia University and Columbia University Medical Center, New York, New York (A.G.G.)