Jaap Akkerhuis

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Background and Purpose—Observational data suggest that hormone replacement therapy (HRT) reduces morbidity and mortality from cardiovascular disease in healthy postmenopausal women. The mechanisms underlying this protection are not entirely clear but may include inhibition of the atherosclerotic process. Methods—We studied the association between ever use(More)
The EXPRES (Experimental Research in Electronic Submission) project promotes the electronic interchange of multi-media documents among the scientific research community. For this project we concentrate on the problem of effective interchange of processable multi-media documents. In particular, we are ignoring the transfer method. Instead we concern(More)
Executive Summary Until recently the root zone of the Domain Name System (DNS) has enjoyed two important stabilizing properties: • it is relatively small— currently the root zone holds delegation information for 280 generic, country-code, and special-purpose top-level domains (TLDs), and the size of the root zone file is roughly 80,000 bytes; and • it(More)
Congenital long QT-syndrome (LQTS) was diagnosed in three patients. The first patient, a 10-year-old girl, presented with recurrent episodes of syncope during swimming and was diagnosed with type 1 LQTS. The second patient, a 36-year-old asymptomatic man, was accidentally diagnosed with type 2 LQTS. His family history revealed syncope and sudden death at a(More)
international Standard "Office Document ArchiteCture and Interchange Format" (ODA) [ISO 9541| as the basis for our Thispaper providessome back, oj'oundon mutlimed_ systems exchan(je facilityIRosenberg}.However, it is ctearthat another andODA, andconsiderswhetherODA can meet someneeds ol task is to provide a way to integrate together multimedia(More)
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