© 2003 by Oxford University Press
© 2003 Oxford University Press
CORRESPONDENCE |
RESPONSE: Re: Potential for Bias in Studies on Efficacy of Prophylactic Surgery for BRCA1 and BRCA2 Mutation Carriers
Correspondence to: Matti A. Rookus, PhD, Department of Epidemiology, Netherlands Cancer Institute, Plesmanlaan 121, 1066 CX Amsterdam, The Netherlands (e-mail: m.rookus@nki.nl).
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Dr. Foulkes indicates correctly that the effect of parity on breast and ovarian cancer risk among BRCA1 and BRCA2 mutation carriers may be different from that in the general population. However, whether this difference really exists remains to be