About: http://webisa.webdatacommons.org/296562438

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	Found something (that does not shed any light, other than to say that it is unknown whether one shot does anything): Quote: There isn???t much data on the efficacy and protection from one or two...
http://www.w3.org/ns/prov#wasQuotedFrom	mothering.com