Published March 20, 2016 at 1066 × 910 in Double Trouble two hearts ← Previous Next → This image is taken from http://med.stanford.edu/news/all-news/2004/two-hearts-are-better-than-one-for-toddler-who-undergoes-historic-operation.html Image Credit: Abdulaziz Alkhaldi, MD – click image for source.