1. Observations concerning a persisting infection of HeLa cells with poliomyelitis virus;Ackermann;J. Exptl. Med.,1955
2. The course of experimental infection of the chick embryo with the virus of equine encephalomyelitis;Bang;J. Exptl. Med.,1943
3. Comparative susceptibility of cultured cell strains to the virus of eastern equine encephalomyelitis;Bang;Bull. Johns Hopkins Hosp.,1952
4. The effects of temperature upon the extrinsic incubation of eastern equine encephalitis in mosquitoes;Chamberlain;Am. J. Hyg.,1955
5. Production of plaques in monolayer tissue cultures by single particles of an animal virus;Dulbecco,1952