About: http://webisa.webdatacommons.org/250355926

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	At least 3 currently FDA approved photosensitizers are available including Photofrin (porfimer sodium), Levulan ( 5-aminolevulinic acid or ALA ), Metvix (methyl aminolevulinate (MAOP)) .
http://www.w3.org/ns/prov#wasQuotedFrom	lagunaskincenter.com