+'<p>only associations between genes and chemicals with direct evidence to '
+'Parkinson Disease (<a href="http://bioportal.bioontology.org/ontologies/1351?p=terms&conceptid=D010300" target="_blank">D010300</a>) are displayed</p>'
+'<p>use only the full name of chemicals according to <a target="_ctd_chemicals" href="http://ctdbase.org/voc.go?type=chem"> ctdbase/chem</a> for search</p>'
+'if the chemical name includes comma(s), place a semicolon behind the name to avoid a segmentation of the name</p>'