<http://webisa.webdatacommons.org/prov/258965508>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/191211899> .
<http://webisa.webdatacommons.org/191211899>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<retinopathyofprematurity.org> .
<http://webisa.webdatacommons.org/191211899>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/191211899>	<http://www.w3.org/ns/prov#value>	"All the declarations of ???medical ethics??? mandate extra care, precautions, and protections for all experiments on vulnerable populations, such as children." .