Eustachian Tube and Middle Ear Diseases

For more than three decades the methods for assessing cell pro­ liferation have been largely the preserve of experimental biologists, and in their hands such techniques have contributed greatly to our understanding of the dynamic organisation of normal and patho­ logical tissues. In recent years, with the advent of novel method­ ologies, there has been increased interest among both pathologists and clinicians, particularly oncologists and others interested in neoplasia, in assessing cell prol