Professor Alison Grant Discusses the Results of the Thibela TB Trial (audio) London School of Hygiene & Tropical Medicine Share Print E-Mail Loading audio... Caption Professor Alison Grant of the London School of Hygiene & Tropical Medicine discusses the results of a major trial aiming to cut the rate of tuberculosis among South Africa's gold miners, published today in the New England Journal of Medicine. Credit London School of Hygiene & Tropical Medicine. Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.