by Orchid Lee Lopez
by American Heart Association Staff
by Leonard G. Feld, Frederick J. Kaskel
by Riyad Karmy-Jones, Avery Nathens, Eric J. Stern
by Atul Mehta, Prasoon Jain
by Deon Meyer
by David W. Crippen
by Hilary Humphreys, Bob Winter, Mical Paul
by Lee Galda, Lawrence R. Sipe, Lauren A. Liang, Bernice E. Cullinan
by American Academy of Pediatrics (AAP), American Heart Association, Gary M. Weiner, Jeanette Zaichkin
by Christer H. Svensen, Donald S. Prough, Liane Feldman, T. J. Gan
by Gail Herman, Who HQ, John Hinderliter
by Tao Le
by Neeraj Parakh, Ravi S. Math, Vivek Chaturvedi
by American Heart Association
by Anna Maria Hibbs, Marianne Muhlebach
by Valerie J. Fuller, Paula S. McCauley
by Augustine M. K. Choi
by Jean-Louis Vincent, Frederick A. Moore, Rinaldo Bellomo, John J. Marini
by Karen Miller
by Cathy Cassidy
by Jordi Rello, Martin H. Kollef, Emilio D�az, Alejandro Rodr�guez
by Matthias Fink
by E. Wahlberg, J. Goldstone, P. Olofsson
by Meira Chand
by Michael J. Murray
by James M. Rippe
by Gene A. Getz, Elaine A. Getz
by Robin D. Dennison