REVIEWS MERITISH MEDICAL JOURNAL In sum, the reviewer does not think that Dr. Berenblum has made cancer or cancer research intelligible to the layman without knowledge of biology, and questions, moreover, whether anyone else could do so. With that reservation the book can be commended. It contains a wealth of information on various aspects of cancer, and within its limits it is up to date and reliable. Chapters are devoted to the nature of the disease and its frequency (there is a good

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... n of the alleged rising incidence), the influence of heredity and of environment, diagnosis, and treatment. The chapter on diagnQsis ends lamely, as it must when addressed to laymen, and it is of dubious value, while the remark that " the general position with regard to treatment leaves room for improvement" is surely a sizable understatement. The last portion of the book, about one-third of the whole, is devoted to experimental cancer research, where the author is on his own ground, and gives a good summary of current knowledge and ideas. The medical practitioner can safely recommend this book to patients who possess an appropriate scientific background, and if he reads it himself he will probably find among much that is familiar a good deal that is new, and in particular he will find the answers to many awkward questions which patients ask.