FIG. 2.

Each balloon in this map indicates an individual gamer, where a blue balloon symbolizes a gamer with ≥100 cell diagnoses and a red balloon symbolizes a gamer with <100 cell diagnoses. Since May 2012, we have had more than 2,150 gamers from 77 countries, who collectively generated >1.5 million individual cell diagnoses.¹⁴ Color images available online at www.liebertonline.com/g4h