1Istituto di Ricerche Farmacologiche ‘Mario Negri’, Via Eritrea 62, Milan, 20157, Italy
2Centro di Riferimento Oncologico, Via Pedemontana Occ.le, Aviano (Pordenone), 33081, Italy
3Servizio di Epidemiologia e Oncogenesi, Istituto ‘Regina Elena’, Rome, 00100, Italy
4Registre vaudois des tumeurs, Institut universitaire de médecine sociale et préventive, CHUV-Falaises 1, Lausanne, 1011, Switzerland
5Istituto di Medicina del Lavoro, Università ‘La Sapienza’, Rome, 00100, Italy
6Istituto di Statistica Medica e Biometria, Università degli Studi di Milano, Via Venezian 1, Milan, 20133, Italy
Copyright © 2000 Cancer Research Campaign
This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material.If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit https://creativecommons.org/licenses/by/4.0/.
