In the foregoing experiments the preponderance of liver tumours in male mice (6 out of 12), as compared with females (1 out of 12) in the case of ' Oil Orange E ' may not be significant.
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In the foregoing experiments the preponderance of liver tumours in male mice (6 out of 12), as compared with females (1 out of 12) in the case of ' Oil Orange E ' may not be significant.