How TikTok and Google ended up with information about doctor’s appointments around the world

cross-posted from: https://piefed.world/c/tech/p/1400824/how-tiktok-and-google-ended-up-with-information-about-doctors-appointments-around-the-wo [https://piefed.world/c/tech/p/1400824/how-tiktok-and-google-ended-up-with-information-about-doctors-appointments-around-the-wo] > Article in Portuguese language [https://apublica.org/2026/09/doctoralia-compartilha-dados-de-saude-com-google-tiktok-e-linkedin/].