The pterional craniotomy as described previously by the first author requires creation of a special flap over the temporalis muscle for increased visibility. Topographical variations of the course taken by the frontal branches of the facial nerve were studied and are described in this report.

Dr KLEIN has now published the second part of his work on the Lymphatic System, which like the first part is based on researches undertaken for the Medical Department of the Privy Council. In the first chapter he describes the endothelium of the pulmonary pleura, and points out that during inspiration the endothelial cells are flattened, because the lung is then distended, whilst during expi

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SummaryThe Cologne-Diiren research group has developed a new extracochlear eight-channel electrode system. The first observations on six cases have shown encouraging psychoacoustic results.

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