1 Medscape, New York, New York; Retraction Watch/The Center for Scientific Integrity, New York, New York.
2 Retraction Watch/The Center for Scientific Integrity, New York, New York; University of South Florida, Tampa, Florida.
3 Retraction Watch/The Center for Scientific Integrity, New York, New York; Arthur Carter Journalism Institute, New York University, New York, New York; Spectrum, The Simons Foundation, New York, New York.