Unsplash Isaias, a woman in her 20s living in Atlanta, USA, went on a ‘medical trip’ to Shenzhen, Guangdong Province, China, last March. It was to undergo surgery to remove a tumor in the gallbladder. Initially, he considered having the surgery in the United States, but the cost of $10,000 (about 15 million won) forced him to head to the other side of the world. The same surgery at a hospital in Shenzhen cost less than $2,000. Two days after surgery...