select id from editConference where ConfUrl = 'materialsscience.conferenceseries.com/europe/europe/2016/eposter/early-assessment-of-silk-fibroin-mesh-adult-human-mesenchymal-stem-cells-ahmscs-association-for-stem-cell-based-tissue-engineering-materials-congress-2016' and up=1 ORDER BY id ASC select id from editConference where ConfUrl = 'materialsscience.conferenceseries.com/europe' and up = '1' ORDER BY id ASC