<http://webisa.webdatacommons.org/90697195>	<http://www.w3.org/ns/prov#value>	"Recent studies suggest that it may be possible to slow the disease progression in progressive MS. Preliminary trials for progressive forms of MS are encouraging but not yet conclusive." .
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<http://webisa.webdatacommons.org/90697195>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<mymsaa.org> .