digraph G {
 rankdir=TB
 node [shape=box, fontsize=9, height=0.1, width=0.05 ]
 edge [arrowsize=0.5, len=0.1]
"HealthCare\n"->"Medication\ncreatinineLevel\nCreatinineClearance\ndose\n"
"Medication\ncreatinineLevel\nCreatinineClearance\ndose\n"->"Medication\ncreatinineLevel\nCreatinineClearance\n"
"Medication\ncreatinineLevel\nCreatinineClearance\ndose\n"->"dose\n"
"Medication\ncreatinineLevel\nCreatinineClearance\n"->"Medication\n"
"Medication\ncreatinineLevel\nCreatinineClearance\n"->"creatinineLevel\n"
"Medication\ncreatinineLevel\nCreatinineClearance\n"->"CreatinineClearance\n"
"Medication\n"->"diagnosis\nage\nallergic\nmedication\n"
"diagnosis\nage\nallergic\nmedication\n"->"diagnosis\nage\nallergic\n"
"diagnosis\nage\nallergic\nmedication\n"->"medication\n"
"diagnosis\nage\nallergic\n"->"diagnosis\n"
"diagnosis\nage\nallergic\n"->"age\n"
"diagnosis\nage\nallergic\n"->"allergic\n"
"CreatinineClearance\n"->"weight\ncreatinineClearance\n"
"weight\ncreatinineClearance\n"->"creatinineClearance\n"
"weight\ncreatinineClearance\n"->"weight\n"
}