calcification in untreated nonhodgkins mediastinal lymphoma we report a case of calcifications in mediastinal nonhodgkins lymphoma although calcification may occur in lymphoma after chemotherapy or radiotherapy in areas of fibrous healing and scar formation it has been reported only rarely in untreated nonhodgkins lymphoma the jws online simulation database summary jws online is a webbased platform for construction simulation and exchange of models in standard formats we have extended the platform with a database for curated simulation experiments that can be accessed directly via a url allowing oneclick reproduction of published results users can modify the simulation experiments and export them in standard formats the simulation database thus lowers the bar on exploring computational models helps users create valid simulation descriptions and improves the reproducibility of published simulation experimentsavailability and implementation the simulation database is available on line at contact jlssunacza