Records

The editors are grateful to:

• Marina Davoli at the Department of Epidemiology Italian National Health Service, Local Health Unit, Rome E, and Gaetana Cognetti at the Regina Elena National Cancer Research Institute Library for initiating the search;  

• Paolo Flores D'Arcais, philosopher, and Director of "MicroMega", an Italian cultural, political, scientific and philosophical magazine, for identifying the document;

• Franco Nasella of the biomedical library at the University of Tor Vergata, Rome for locating a copy of the document;

• Dott.ssa Daniela Scialanga, of the Biblioteca Angelica, Rome, for providing a photocopy of the text; and

• Professor Iain Donaldson, Royal College of Physicians of Edinburgh, for identifying the key passage and providing a translation.