—In the article by Drs. Samuel Stalberg and Harold S. Davidson (The Journal, July 8, p. 102), the dosage of the tribrom-ethanol preparation was stated to be 4 grains (0.26 Gm.) in 6 ounces (175 cc.) of water. The amount administered was 4 Gm. of tribrom-ethanol in 6 ounces of water.