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Osborn, J E., S M. Robertson, B L. Padgett, D L. Walker, και B. Weisblum. Comparison of JC and BK Human Papovaviruses With Simian Virus 40: DNA Homology Studies. 1976.

Osborn, J E., et al. Comparison of JC and BK Human Papovaviruses With Simian Virus 40: DNA Homology Studies. 1976.