Photograph used for a story in the Daily Oklahoman newspaper. Caption: "University of Oklahoma research scientists "Ravi" Ravindran, left, and hank Grant check laboratory tests that show some digital cellular telephones interfere with heart pacemakers.
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "University of Oklahoma resea...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Director of cardiovascular ex...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Ray Umber, Watonga, and Dr. E...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Heart studies at the Oklahom...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Testing their ability to diag...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Portable heart monitor track...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Pamela McCauley-Bell, a Univ...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Harrell D. Proct...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Stimulation of the heart by a...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Retha Smith operates pacemake...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Dr. William G. Sorenson check...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Dr. Srein studies an electro...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Mrs. Ann Daniels, (RN), check...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Oklahoma City cardiologist G...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Mike Mullings, coronary care ...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "University of Oklahoma resea...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Director of cardiovascular ex...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Ray Umber, Watonga, and Dr. E...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Heart studies at the Oklahom...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Testing their ability to diag...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Portable heart monitor track...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Pamela McCauley-Bell, a Univ...
Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "Harrell D. Proct...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Stimulation of the heart by a...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Retha Smith operates pacemake...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Dr. William G. Sorenson check...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Dr. Srein studies an electro...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Mrs. Ann Daniels, (RN), check...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Oklahoma City cardiologist G...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Mike Mullings, coronary care ...
Photograph used for a story in the Daily Oklahoman newspaper. Caption: "University of Oklahoma resea...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Director of cardiovascular ex...
Photograph used for a story in the Oklahoma Times newspaper. Caption: "Ray Umber, Watonga, and Dr. E...