About: http://webisa.webdatacommons.org/431518556

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	Your approach (making attempts every few weeks) is consistent with the advice that I received from both pediatrician and other parents when faced with a not entirely dissimilar situation.
http://www.w3.org/ns/prov#wasQuotedFrom	berkeley.edu