Cathy Read

Review: Recruits to a risky business

Focus: Trial and error in the operating theatre - An operation for treating heavy periods is now widely used despite doubts over its safety. Are new surgical techniques properly evaluated?

Technology

Technology: Acid test helps critically ill patients

Interferon drug 'can alleviate AIDS symptoms'

Science: Linear link found between radon exposure andleukaemia

Behind the face of malnutrition: What causes malnutrition? Simple lack of food is not always the answer. It could be fungal toxins, damage by free radicals or lack of protein

Science: Even low levels of ozone in smog harm the lungs

Science: Viral test offers hope of safer transfusions

Science: Cancer drug returns with a gentler touch