R. B. Zehmer
发表
R. M. Moore,
R. B. Zehmer,
1973,
The Journal of infectious diseases.
W. D. Sudia,
P. Dean,
C. Calisher,
1974,
Health services reports.
R. M. Moore,
R. Parker,
J. I. Moulthrop,
1977,
Archives of environmental health.
E. Marcuse,
M. Hattwick,
R. Currier,
1973,
American journal of public health.