<http://webisa.webdatacommons.org/prov/219518176>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/247252387> .
<http://webisa.webdatacommons.org/247252387>	<http://www.w3.org/ns/prov#value>	"Myasthenia gravis is a chronic autoimmune neuromuscular disease characterized by varying degrees of weakness of the skeletal (voluntary) muscles of the body." .
<http://webisa.webdatacommons.org/247252387>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<usmleforum.com> .
<http://webisa.webdatacommons.org/247252387>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .