It is from July last year. There seems to be no more update after that in this Science daily article. Source: https://news.ki.se/gene-therapy-restored-hearing-

It is from July last year. There seems to be no more update after that in this Science daily article. Source: https://news.ki.se/gene-therapy-restored-hearing-in-deaf-patients https://news.ki.se/gene-therapy-restored-hearing-in-deaf-pat...