Letters to the Editor
Seasonal variation of venous thrombosis: a consecutive case series within studies from Leiden, Milan and Tromsø: reply to a rebuttal
Correspondence: Frits R. Rosendaal, Department of Clinical Epidemiology C7-P, P.O. Box 9600, 2300 RC Leiden, the Netherlands.
Tel.: +31 71 5264037.
No abstract is available for this article.