Internet Sensation 'Papa Smurf' Dies; Other Blue People Live On

Paul Karason dies after years of taking silver supplements.

No, the Case of Paul Karason Wasn't 'Disinformation' To Scare People Away from Using Colloidal Silver

Looking Back at Paul Karason, the Man Who Turned Blue - Video

Meet 'Papa Smurf', The Man Whose Skin Turned Blue After Consuming Dietary Supplements - News18

I made a short illustrated smurf story.

How real life 'Papa Smurf' was left with blue skin & white beard from bizarre home remedy until his death

ISN News: The Zocalo Today

Paul Karanson, 'Papa Smurf' Turned Blue By Colloidal Silver, Dies: Will His Story Inspire New Research In Alternative Medicine?

Glasgow youngsters don't feel blue after catching up with Smurfs stars - Glasgow Live

Smurfing Places, Smurfs Wiki

Real-life 'Avatar' blue people existed — thanks to years of inbreeding