URN:NBN:SI:doc-F59K77UW2018Lukač, MatjažShiffman, Harvey S.documents/doc/F/URN_NBN_SI_doc-F59K77UW_001.pdfdocuments/doc/F/URN_NBN_SI_doc-F59K77UW_001.txt12018articlestr. 39-441855-991332007207URN:NBN:SI:doc-F59K77UWengLAHA, Laser and Health AcademyLAHA (Online ed.)InC