© The Author 2007. Published by Oxford University Press.
CORRESPONDENCE |
Response: Re: Impact of Classification of Hilar Cholangiocarcinomas (Klatskin Tumors) on Incidence of Intra- and Extrahepatic Cholangiocarcinoma in the United States
Affiliation of authors: Division of Cancer Epidemiology and Genetics, National Cancer Institute, National Institutes of Health, Bethesda, MD
Correspondence to: Tania M. Welzel, MD, MHS, Division of Cancer Epidemiology and Genetics, National Cancer Institute, 6120 Executive Blvd, EPS Ste 500, Rockville, MD 20892 (e-mail: tmwelzel@web.de).
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We appreciate the interest of Matull et al. in our study of the impact of classification of hilar cholangiocarcinoma on rates of intra- and extrahepatic cholangiocarcinomas. We completely agree, as noted in our paper, that a consistent global classification of hilar cholangiocarcinoma is required to compare trends around the world. We do not
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J Natl Cancer Inst 2007 99: 407.