A barium enema examination is carried out in order to check for any malfunctioning in the colon region. X-rays are unable to penetrate the barium liquid metal used, which lines the colon, resulting in ...
No extract is available for articles shorter than 400 words. I am indebted to Dr. J. L. Tullis and the members of the Blood Characterization and Preservation Laboratory, Harvard University, for ...
IN the course of work on the preparation of barium titanate ceramics, it was found necessary to determine the extent of the reaction of the starting materials at various temperatures and the crystal ...
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