Advanced search option for sophisticated overlapped records searches by combining various keywords (e.g. virus name, chromosome, location, disease, Cistrome biological source or Cistrome type).
Specifically, the user can combining keywords of related disease and biological resource to filter out overlpped records of interest.

Notice: Query time varies according to the data size of different virus and chromosome. For example, search will be slow when you conbine keywords "HBV + all chromosome".