CDISC end-to-end

Today, I added three more web services, which have to do with SDTM value lists: Validate whether a CDISC unit is a correct unit for a giv...

In the last weeks and months, with help of my students at the university , I developed some more web services for use with CDISC standards, ...

In CDISC SDTM , values for non-standard variables (i.e. sponsor-defined variables) need to be submitted in separate data sets, the so-called...

Last week, I worked on a mapping between the CDISC-CT [UNIT] codelist , and UCUM . For every "unit" published by CDISC (there are ...

This week, I found some time to continue working on SDTM. Or better: on services for SDTM. In my previous blog entry, I already showed how w...

In my previous post , I showed how a simple web service (using REST) can be used to retrieve information about a LOINC code from a remote pu...

LOINC is a worldwide recognized coding system for laboratory tests. It contains over 72,000 codes for lab and vital signs tests, and is used...

In one of my previous entries , I showed how some SDTM variables are essentially  superfluous as they are derived and the derivation can as ...

Last week I took an "HL7 FHIR" course under the motto "life long learning". I became enthusiastic about FHIR as it takes...

Maybe you will say: "Wait a minute Jozef, it is not allowed by the SDTM Standard to leave the supplemental qualifiers in the original d...