Aubrey, E. E. (October 1944). "review of The Religious and Philosophical Aspects of Van Helmont's Science and Medicine by Walter Pagel". The Journal of Religion. 24 (4): 302. doi:10.1086/483244.
Clarke, Edwin (1968). "William Harvey's Biological Ideas: Selected Aspects and Historical Background . Walter Pagel". Isis. 59: 101–102. doi:10.1086/350345.
Oppenheimer, Jane (1984). "The Smiling Spleen: Paracelsianism in Storm and Stress. Walter Pagel". The Quarterly Review of Biology. 59 (4): 447. doi:10.1086/414044.