Dr. MADHI: I've experienced this once when I was working in my emergency room.

NPR: Doctor Takes Camera 'Inside the Red Zone' of War

Dr. JOHN-KALL: I've seen a lot of really upsetting things, to tell you the truth.

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I'm thankful that I've never talked to Dr. Phil.

NPR: Thanksgiving Is Not Just A Dead Bird

It was in the fall of 1956 that a young physiologist, Dr. Jack Johnson at the University of Minnesota, said you know, to Dr. Lillehei and the rest of them, 'I've been pacing frog hearts for five years with an electrical stimulator.

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What Kilson failed to mention is that I've written a book on rapper Tupac Shakur and one on Dr. King.

NPR: Author Comes to Hip-Hop Music's Defense

"This is probably the best in terms of long-term follow study that I've seen in terms of associating dementia with depression, " said Dr. Richard Isaacson, associate professor of neurology at the University of Miami's Miller School of Medicine, who was not involved with the research.

CNN: STORY HIGHLIGHTS

And to ensure that we coordinate our effort, going forward, I've designated the administrator of the U.S. Agency for International Development, Dr. Rajiv Shah, to be our government's unified disaster coordinator.

WHITEHOUSE: President Obama Pledges Support for Haiti