Flanagin, Annette; Carey, Lisa A.; Fontanarosa, Phil B.; Phillips, Stephanie G.; Pace, Brian P.; Lundberg, George D.; Rennie, Drummond (1998-07-15). "Prevalence of Articles With Honorary Authors and Ghost Authors in Peer-Reviewed Medical Journals". JAMA. 280 (3): 222–224. doi:10.1001/jama.280.3.222. ISSN0098-7484. PMID9676661.
Flanagin, Annette; Carey, Lisa A.; Fontanarosa, Phil B.; Phillips, Stephanie G.; Pace, Brian P.; Lundberg, George D.; Rennie, Drummond (1998-07-15). "Prevalence of Articles With Honorary Authors and Ghost Authors in Peer-Reviewed Medical Journals". JAMA. 280 (3): 222–224. doi:10.1001/jama.280.3.222. ISSN0098-7484. PMID9676661.
Flanagin, Annette; Carey, Lisa A.; Fontanarosa, Phil B.; Phillips, Stephanie G.; Pace, Brian P.; Lundberg, George D.; Rennie, Drummond (1998-07-15). "Prevalence of Articles With Honorary Authors and Ghost Authors in Peer-Reviewed Medical Journals". JAMA. 280 (3): 222–224. doi:10.1001/jama.280.3.222. ISSN0098-7484. PMID9676661.