1. ^{{cite news|url=http://www.dailymail.co.uk/news/article-2338282/Meet-Mr-Testicle--probably-bizarre-mascot-seeking-raise-awareness-testicular-cancer-Brazil.html|title=Meet Mr Testicle... probably the most bizarre mascot ever who is seeking to raise awareness of testicular cancer in Brazil|date=8 June 2013|work=Mail Online|accessdate=13 December 2013}}
2. ^{{cite news|title=Senhor Testiculo (AKA 'Mr. Balls') Is Here To Save Brazilians From Testicular Cancer|url=http://www.huffingtonpost.com/2013/05/07/mr-balls-testicular-cancer-mascot-brazil_n_3231914.html|accessdate=2 November 2013|newspaper=Huffington Post|date=7 May 2013}}
3. ^{{cite news|last=Williams|first=Stephen|title=Senhor Testiculo (AKA 'Mr. Balls') Is Here To Save Brazilians From Testicular Cancer|url=http://www.nydailynews.com/news/world/senior-testicle-bat-cancer-research-article-1.1367516|accessdate=2 November 2013|newspaper=New York Daily News|date=9 June 2013}}
4. ^{{cite news|url=https://www.mirror.co.uk/news/weird-news/hilarious-mr-balls-new-cuddly-2689438|title=Hilarious MR BALLS is the new cuddly testicular cancer mascot in Brazil|last=Burrows|first=Ben|date=8 November 2013|work=Daily Mirror|accessdate=13 December 2013}}