SocietyChinese researchers hid the death of a girl after experimental gene therapySebastián Marín29-07-2026
![The Xinhua Hospital, affiliated with the School of Medicine of Shanghai Jiao Tong University](data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 9"%3E%3C/svg%3E)