by Culver, James O, Lennette, Edwin H, Stevens, Thirza E, Nitz, Robert E
Published in The Journal of immunology (1950) (01.08.1960)

by STALLONES, R A, LENNETTE, E H, NITZ, R E, HOLGUIN, A H
Published in American journal of hygiene (01.07.1960)

by CULVER, J O, NITZ, R E, LENNETTE, E H
Published in Journal of the American Medical Association (28.12.1957)