A slit sampler for collecting and counting air-borne bacteria.
Bourdillon
R B
RB
Lidwell
O M
OM
Thomas
J C
JC
Ann Surg. 1940 Mar;111(3):491-7
17857554
Am J Public Health Nations Health. 1938 Jan;28(1):61-71
18014768
J Med Res. 1910 Jun;22(3):461-8
19971955
Br Med J. 1941 Jun 28;1(4199):953-8
20783728