THE RADIO INDUCTOGRAPH - A DEVICE FOR RECORDING PHYSIOLOGICAL ACTIVITY IN UNRESTRAINED ANIMALS
THE RADIO INDUCTOGRAPH - A DEVICE FOR RECORDING PHYSIOLOGICAL ACTIVITY IN UNRESTRAINED ANIMALS
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DOI:
10.1126/science.108.2802.287
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发表时间:
1948-01-01
期刊:
影响因子:
56.9
通讯作者:
GORDON, TM
中科院分区:
文献类型:
--
作者:
FULLER, JL;GORDON, TM
The problem of distortion of a measurement by the application of the measuring instrument is common to many fields of science. For example, placing a thermometer in a liquid changes the temperature of the liquid if the two are not previously at the same temperature. If the liquid volume is large, the error will be insignificant, but if the volume is small, the thermometer is useless as a measuring instrument. Similarly, a physiological process may be affected by the process of measurement. It is