[1] OHIO STATE UNIV, COLL MED, DEPT MED, DIV ENDOCRINOL, COLUMBUS, OH 43210 USA
[2] OHIO STATE UNIV, DIV CARDIOL, COLUMBUS, OH 43210 USA
[3] OHIO STATE UNIV, COLL MED, DEPT MED, DIV CARDIOL, COLUMBUS, OH 43210 USA
[4] UNIV WASHINGTON, DIV NUCL MED, SEATTLE, WA 98195 USA
[5] SCH MED SCI, DEPT MED, RENO, NV USA