Two cats housed in a glass box, one of which had received a small amount of atropine in the preliminary experiment, are exposed to ether vapors with the result that only the animal which had not been pretreated began to salivate (profusely).
1956
1933
2021
2023
1930
1899
2006
2005
2022
2020
1985
1904
2009
1901
1987
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2019