By E. J. Browne

Throughout the world X-rays and radioactive materials are used very extensively for the diagnosis of many forms of disease, for the treatment of cancer and its related diseases, and for medical research of many kinds. While there is some general awareness of this fact, it is not widely known Just how extensively X-rays and radioactive substances are used in clinical practice. The present article describes some of the medical uses to which they are being put in New Zealand.