This website collects anonymous usage statistics to monitor service health and prevent abuse. We do not collect personal identifiers, patient data, or uploaded files—this site has no upload function. Logs are retained for 30–90 days. We do not sell data. Anonymized aggregate statistics may support research reporting. Questions? Contact precanceratlas@gmail.com.
Country-level location data is derived from IP addresses using DB-IP geolocation database, licensed under Creative Commons Attribution. Full IP addresses are never stored or displayed.
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