About: http://webisa.webdatacommons.org/35828855

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	During the follow-up period, the researchers assessed the patients' relapse rates and vitamin D levels after controlling for such factors as age, gender, race, ethnicity, use of MS treatments and the duration of follow-up care.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org