Saffran D C, Parolini O, Fitch-Hilgenberg M E, Rawlings D J, Afar D E, Witte O N, Conley M E
Department of Microbiology and Molecular Genetics, University of California, Los Angeles.
N Engl J Med. 1994 May 26;330(21):1488-91. doi: 10.1056/NEJM199405263302104.