by Lichtenstein, Gary R, Feagan, Brian G, Cohen, Russell D, Salzberg, Bruce A, Safdi, Michael, Popp, John W, Langholff, Wayne, Sandborn, William J
Published in Inflammatory bowel diseases (16.02.2018)

by Trivedi, Parth D., Mohapatra, Aditi, Morris, Melissa K., Thorne, Shannon A., Smith, Sandy C., Ward, Amanda M., Schroy, Paul, Hampel, Heather, Jandorf, Lina, Popp, John W., Itzkowitz, Steven H.
Published in Gastroenterology (New York, N.Y. 1943) (01.04.2022)

by Marini, Joseph C., Sendecki, Jocelyn, Cornillie, Freddy, Popp, John W., Black, Shawn, Blank, Marion, Gils, Ann, Van Stappen, Thomas, Hamann, Dörte, Rispens, Theo, Thérien, Lina, Chun, Kelly, Shankar, Gopi
Published in The AAPS journal (2017)

by Jolly, W. Matt, Parsons, Russell A., Hadlow, Ann M., Cohn, Greg M., McAllister, Sara S., Popp, John B., Hubbard, Robert M., Negron, Jose F.
Published in Forest ecology and management (01.04.2012)

by Popp, John E
Published in The Journal of the Acoustical Society of America (01.01.2012)

by Selden, Nathan R., Origitano, Thomas C., Burchiel, Kim J., Getch, Christopher C., Anderson, Valerie C., McCartney, Shirley, Abdulrauf, Saleem I., Barrow, Daniel L., Ehni, Bruce L., Grady, M. Sean, Hadjipanayis, Costas G., Heilman, Carl B., Popp, A. John, Sawaya, Raymond, Schuster, James M., Wu, Julian K., Barbaro, Nicholas M.
Published in Neurosurgery (01.04.2012)

by Pandya, Rachna S, Mao, Lijuan, Zhou, Hua, Zhou, Shuanhu, Zeng, Jiang, Popp, A John, Wang, Xin
Published in Central nervous system agents in medicinal chemistry (01.06.2011)

by Popp, John, Hanf, Schirin, Hey-Hawkins, Evamarie
Published in ACS omega (31.12.2019)

by Negrón, José F., Popp, John B.
Published in Agricultural and forest entomology (01.05.2018)

by Gross, Bradley A, Du, Rose, Popp, A John, Day, Arthur L
Published in Neurosurgical focus (01.09.2010)

by Gephart, Melanie Hayden, Derstine, Pamela, Oyesiku, Nelson M., Grady, M. Sean, Burchiel, Kim, Batjer, H. Hunt, Popp, A. John, Barbaro, Nicholas M.
Published in Neurosurgery (01.04.2015)

by Lin, Ning, Popp, A. John
Published in World neurosurgery (01.11.2011)

by JOHANSON, John F, POPP, John W, COHEN, Lawrence B, LOTTES, Sandra R, FORBES, William P, WALKER, Kelli, CARTER, Edwin, BING ZHANG, ROSE, Martin
Published in The American journal of gastroenterology (01.10.2007)

by Wong, Judith M, Bader, Angela M, Laws, Edward R, Popp, A John, Gawande, Atul A
Published in Neurosurgical focus (01.11.2012)

by Bjorkman, David J., MD, MSPH, Popp, John W., MD, FACG
Published in Gastrointestinal endoscopy (01.04.2006)

by Gross, Bradley A, Ropper, Alexander E, Popp, A John, Du, Rose
Published in Neurosurgical focus (01.05.2012)

by Negrón, José F, Popp, John B
Published in Forest ecology and management (05.04.2004)

by Gross, Bradley A., Puri, Ajit S., Popp, A. John, Du, Rose
Published in Neurosurgical review (01.04.2013)

by Tu, Jack V, Hannan, Edward L, Anderson, Geoffrey M, Iron, Karey, Wu, Keyi, Vranizan, Karen, Popp, A. John, Grumbach, Kevin
Published in The New England journal of medicine (12.11.1998)

by Steno, Andrej, Popp, A John, Wolfsberger, Stefan, Belan, Vít'azoslav, Steno, Juraj
Published in Journal of neurosurgery (01.02.2009)