G. Sperber
发表
R. Auckenthaler,
B. Hirschel,
D. Bitter‐Suermann,
1988,
European Journal of Clinical Microbiology and Infectious Diseases.
D. Fekade,
M. Hassan-King,
B. Bjorvatn,
1992,
Scandinavian journal of infectious diseases.
R. Auckenthaler,
B. Hirschel,
D. Bitter‐Suermann,
1988
.
T. Lippeveld,
A. Spiegel,
C. Decam,
1993,
Bulletin of the World Health Organization.