##   query.q: sampling-site:liver ox:sapiens di:Hepatoblastoma
##   query.defType: edismax
##   query.indent: True
##   query.qf: ac^16 id^16 sy^8 text
##   query.fl: ac
##   query.pf: ac^160 id^160 sy^80 text
##   query.start: 0
##   query.q.op: AND
##   query.sort: score desc
##   query.rows: 1000
##   query.wt: json
##   query.fields: id,ac,sequence-variation
##   query.format: txt
##   response.numFound: 0