by Saef Izzy (Author), David P. Lerner (Author), Kiwon Lee (Author)

 by Michael Forsting (Editor), Olav Jansen (Editor)

 by Rakesh Khatri (Editor), Gustavo J. Rodriguez (Editor), Jean Raymond (Editor), Adnan I. Qureshi (Editor)

by Nestor Galvez-Jimenez (Editor),‎ Hubert H. Fernandez (Editor),‎ Alberto J. Espay (Editor),‎ Susan H. Fox (Editor)

 by Erskine J. Holmes (Author), Rakesh R. Misra (Author)

by Kailash P. Bhatia (Author), Roberto Erro (Author), Maria Stamelou (Author)

 by Louis R. Caplan (Editor)

 by T.Jock Murray MD (Author)

By KISSPrep.com

by Rob Forsyth and Richard Newton

 by Turgay Dalkara (Editor), Michael A. Moskowitz (Editor)

by Hemanshu Prabhakar (Editor), Charu Mahajan (Editor), Indu Kapoor (Editor)